Reference guide Р’В· Poker terminology Р’В· Responsible play

Poker Glossary: Core Terms, Rules, Positions and Tournament Definitions

A plain-English poker dictionary for rules, positions, betting actions, math terms and tournament concepts. Definitions are educational and should not be treated as real-money strategy, legal advice or profit guidance.

Written by Michael Johnson. Rules reviewed by Sarah Roberts. Responsible-gambling review by David Thompson.

Legal, Tax and Responsible Gambling Notice

Educational scope: This glossary defines poker terms. It does not recommend gambling as a way to make money and does not guarantee profit, legal availability, safe operators, withdrawals, rewards or results.

Market scope: Real-money poker availability and operator terms vary by state, operator and market type. Offshore poker rooms are not the same as state-regulated US online poker rooms.

Tax note: Gambling winnings may be taxable in the United States. Keep records and verify current IRS guidance or consult a qualified tax professional.

Responsible gambling: Stop if strategy terms, tournaments, rewards, bonuses or losses make you feel pressure to continue. For confidential help, call or text 1-800-MY-RESET.

How to Use This Glossary

Use this glossary to understand poker language. For complete rules, open the relevant rules guide. For real-money, legal, tax, bonus or operator questions, verify current official sources before acting.

Key Term Deep Dives

These are the terms most likely to send readers back to search results. Each card gives a definition, a plain example, a common confusion and a safer next guide.

Pot odds

Definition: a comparison between the amount required to call and the pot that can be won.

Example: calling 10 into a 40 pot is a different price than calling 40 into a 40 pot.

Common confusion: pot odds do not make a call automatically correct; ranges, rake and future betting matter.

Odds caveats Math terms

Equity

Definition: a hand or range's chance of winning in a defined scenario.

Example: an equity estimate changes when the board, opponent range or remaining cards change.

Common confusion: equity is not a prediction of the next card or session result.

Calculator caveats Math terms

Omaha hole-card rule

Definition: Omaha hands must use exactly two hole cards and exactly three board cards.

Example: holding one heart with four hearts on the board is not a flush by itself in Omaha.

Common confusion: Omaha does not let you use one, three or four hole cards to make a hand.

Omaha rules Hand terms

Kicker

Definition: a side card that can break ties when players share the same hand category.

Example: two players may both have one pair, but the higher remaining cards can decide the pot.

Common confusion: kickers only matter when they are part of the best valid five-card hand.

Hand rankings Hand terms

ICM

Definition: Independent Chip Model, a tournament model for estimating how chip stacks relate to payout equity.

Example: the same chip stack can have different meaning near a payout jump than early in a tournament.

Common confusion: ICM is not a universal command; it depends on payouts, stacks and players remaining.

Tournament caveats Tournament terms

Rakeback

Definition: a reward structure where part of paid rake may be returned to eligible players.

Example: eligibility can depend on operator terms, status level and current promotion rules.

Common confusion: rakeback should not be treated as guaranteed value or a reason to play higher stakes.

Poker FAQ Online terms

KYC

Definition: identity, age, location and account-ownership checks used by operators.

Example: KYC can affect account access, deposits, withdrawals and eligibility.

Common confusion: passing KYC is not the same as legal advice or a guarantee of account outcome.

Mobile checks Online terms

Self-exclusion

Definition: a responsible gambling tool that can restrict account access for a selected period or under jurisdiction rules.

Example: self-exclusion may apply differently by operator, state or account network.

Common confusion: it is a support tool, not a punishment; use help early if gambling feels hard to control.

Responsible gambling RG terms

Core Poker Actions

All-in: Betting all remaining chips. A player who is all-in can only win the portion of the pot they are eligible for; side pots may be created.
Ante: A forced contribution posted by players before a hand begins. Antes are common in tournaments and some cash-game formats.
Bet: Putting chips into the pot when no bet is already facing you on the current betting round.
Call: Matching the current bet amount to remain in the hand. Calling is a rules action, not a promise that the decision is correct.
Check: Passing the action without betting when no bet is facing you.
Fold: Releasing your hand and giving up any claim to the current pot.
Raise: Increasing the current bet. Raise sizes are governed by the game's betting format and table rules.
Three-bet: A re-raise after an opening raise. The term describes the betting sequence, not a universal instruction.
Limp: Entering a pot by calling the big blind pre-flop instead of raising.
Isolation raise: A raise made after one or more limpers. The term describes a common spot; outcome and suitability depend on the table context.
Check-raise: Checking first and then raising after another player bets on the same street.
Bluff: A bet or raise made when your current hand may not be best. Bluffing is context-dependent and is not a guaranteed way to win a pot.
Continuation bet: A bet made by the pre-flop aggressor on a later street, often the flop. It is a term, not a rule that the bet is always correct.
Slow play: Playing a strong hand passively in some spots. It can also give opponents extra cards or information, so it is only a descriptive term here.
Showdown: The point where remaining players reveal hands to determine the winner under the rules of the game.
Open: The first voluntary raise before the flop. Opening ranges depend on table size, position, stack depth and format.
Cold call: Calling a raise when you have not already put chips into the pot voluntarily on that round.
Overcall: Calling after another player has already called in the same betting round.
Four-bet: A raise after a three-bet. The term describes the sequence and does not imply that the play is suitable in every spot.
Squeeze: A re-raise made after an open and at least one caller. It is a common term for the situation, not a guaranteed tactic.
Donk bet: A bet made into the previous street's aggressor before that player has acted on the current street.
Probe bet: A bet made after the previous street's aggressor declines to continue betting. Definitions vary slightly by training source.
Value bet: A bet made with the belief that worse hands may call. The term still depends on assumptions about opponents and ranges.
Protection bet: A bet sometimes described as charging draws or reducing free-card opportunities. It should be understood as a concept, not a rule.
Min-raise: The smallest legal raise size under the rules of the game or room.
Straddle: An optional blind-like wager used in some cash games. It can change pot size and action order, so check room rules.
Muck: To fold or discard a hand without showing it, or the pile of folded/discarded cards depending on context.

Position Terms

Button: The dealer position. The button often acts last after the flop in Hold'em and Omaha, giving more information about current-street action.
Small blind: The forced blind posted by the player immediately left of the button in many poker games.
Big blind: The larger forced blind posted before cards are dealt. It usually closes the pre-flop action if no one raises.
Under the gun: The first player to act pre-flop in many table layouts. It is often abbreviated as UTG.
Hijack: A seat two positions to the right of the button in many table layouts. It is often later than early position, but decisions still depend on table size, stack depth, format and opponents.
Cutoff: The seat immediately to the right of the button.
Early position: Seats that act earlier in the betting order, especially before the flop.
Middle position: Seats between early and late position. Exact labels change with table size.
Late position: Seats closer to the button. Later action can provide more information, but it does not remove uncertainty.
Heads-up: A poker hand or match involving two players.
6-max: A table format with up to six players.
Full ring: A larger table format, often with eight or nine seats depending on room rules.
Lojack: A seat before the hijack in many six-max and full-ring naming systems. Exact labels vary by table size.
UTG+1: The seat immediately after under the gun in many full-ring layouts.
In position: Acting after an opponent on later betting streets.
Out of position: Acting before an opponent on later betting streets.
Blind defense: A phrase for continuing from a blind after facing a raise. It is a situation label, not a universal instruction.
Seat draw: The assignment of seats in a tournament or table. It can affect table position but does not determine results.
Button orbit: A full rotation of the dealer button around the table.
Acting last: Having the final action on a betting street. It can provide more information but does not make a decision risk-free.

Hand and Rules Terms

Hole cards: Private cards dealt to a player and not shared with the table.
Community cards: Shared cards that eligible players may use to make a hand in games such as Hold'em and Omaha.
Board: The visible community cards in games that use shared cards.
Flop: The first three community cards dealt in Hold'em and Omaha.
Turn: The fourth community card in Hold'em and Omaha.
River: The fifth and final community card in Hold'em and Omaha.
Kicker: A side card used to break ties when players have the same made-hand category.
Pair: Two cards of the same rank.
Two pair: Two different pairs in the same five-card hand.
Set: Three of a kind made with a pocket pair and one matching board card in Hold'em-style games.
Trips: Three of a kind usually made with one hole card and a paired board in Hold'em-style games.
Straight: Five cards in consecutive rank. Suits do not matter for a straight.
Flush: Five cards of the same suit that do not also form a straight flush.
Full house: Three cards of one rank plus two cards of another rank.
Four of a kind: Four cards of the same rank, sometimes called quads.
Royal flush: A ten-to-ace straight flush. It is the highest standard poker hand.
Nuts: The strongest possible hand given the visible board and the game's rules.
Chop / split pot: A pot divided between two or more players, usually because hands tie or a split-pot game rule applies.
Side pot: A separate pot created when one or more players are all-in and others continue betting.
No-limit: A betting format where eligible players may bet up to all their chips, subject to table and minimum-raise rules.
Pot-limit: A betting format where the maximum bet or raise is tied to the size of the pot under the room's calculation rules.
Fixed-limit: A betting format with fixed bet and raise sizes for each betting round.
High card: A hand with no pair or stronger made hand. The highest card, then kickers, determine comparisons.
Three of a kind: Three cards of the same rank. In Hold'em language, sets and trips are both forms of three of a kind.
Straight flush: Five consecutive cards of the same suit. A royal flush is the highest straight flush.
Pocket pair: Two hole cards of the same rank in Hold'em.
Suited: Cards of the same suit, often used to describe starting hands or board cards.
Offsuit: Cards of different suits, often used to describe Hold'em starting hands.
Overcard: A card higher than the board cards or higher than a specific pair, depending on context.
Top pair: A pair made with the highest-ranked card on the board.
Middle pair: A pair made with a middle-ranked board card.
Bottom pair: A pair made with the lowest-ranked board card.
Overpair: A pocket pair higher than any card on the board.
Draw: A hand that may improve to a stronger made hand if later cards help.
Flush draw: A situation where additional cards of a suit may complete a flush.
Open-ended straight draw: A straight draw that can complete on either end of the sequence.
Gutshot: An inside straight draw that needs a specific rank to complete the straight.
Backdoor draw: A draw that requires helpful cards on both remaining streets to complete.
Counterfeit: A board change that reduces the relative strength of a hand, often by making shared cards more important.
Run it twice: A cash-game option in some rooms where remaining board cards are dealt twice for all-in equity distribution. Availability depends on room rules.

Math and Odds Terms

Equity: A hand or range's chance of winning in a defined scenario. Equity numbers depend on board, ranges, remaining cards and assumptions.
Pot odds: A comparison between the amount required to call and the pot that can be won. Pot odds do not make a call automatically correct.
Outs: Cards that may improve a hand under the assumptions being used. Some outs can be blocked or may not be clean.
Implied odds: A study concept that considers possible future winnings if a hand improves. It relies on assumptions about later action.
Reverse implied odds: A study concept describing spots where improving can still leave a player behind or facing larger future losses.
Expected value / EV: A study concept describing average result over repeated comparable situations. It is not a guarantee for any session or hand.
Variance: The natural swing between expected long-run averages and short-term results.
Rake: A fee taken by a poker room from pots, time charges or tournament entries, depending on format.
Rake cap: The maximum rake amount that may be taken from a hand under a room's rules.
SPR: Stack-to-pot ratio: a comparison of remaining effective stack to pot size. It is a planning concept, not a result guarantee.
Effective stack: The smaller stack between players who can win or lose chips against each other in a hand.
Blocker: A card in your hand that reduces the number of certain card combinations another player can hold.
Board texture: A description of how connected, paired or suited the community cards are.
Wet board: A board with many possible draws or connected cards.
Dry board: A board with fewer obvious draws or connected card combinations.
Range: A set of possible hands a player may hold under a particular assumption.
Fold equity: A study concept describing the chance that a bet or raise may cause folds. It is an estimate, not a certainty.
Combo: A specific card combination within a range, such as one exact pair or suited hand combination.
Combo draw: A hand with multiple ways to improve, such as straight and flush possibilities.
Hand range: A group of possible hands assigned to a player under a particular assumption. Ranges are estimates.
Nut advantage: A study phrase for which player is more likely to hold the strongest possible hands on a board.
MDF: Minimum defense frequency, a theory concept used in simplified models. Real tables include rake, stack depth and human decisions.
Equity realization: A study concept for how often a hand's theoretical equity may be converted into actual showdown or fold outcomes.
Showdown value: A phrase for hands that may be strong enough to win at showdown in some contexts.
Dead money: Chips in the pot that may no longer be actively defended by the players who contributed them.
Overlay: A tournament situation where the posted guarantee exceeds the buy-ins collected, subject to tournament terms.
Breakeven: A point where modeled costs and returns are equal under the assumptions being used.
Sample size: The amount of data behind a result or observation. Small samples can be misleading.
Win rate: A tracked result over a sample, often expressed per hand or per hour. It is descriptive and can change with format, rake, stakes and sample size.
ROI: Return on investment, often used for tournaments. It is a historical metric and not a guarantee of future results.

Tournament Terms

Buy-in: The amount required to enter a tournament, often shown with the fee separated from the prize-pool contribution.
Entry fee: The operator fee charged as part of tournament registration.
Blind level: A timed stage of a tournament with specific blind and ante amounts.
Re-entry: A tournament feature allowing an eliminated player to enter again under stated rules.
Rebuy: A format that may let players purchase more chips during a defined period, subject to tournament terms.
Add-on: An optional extra chip purchase at a specific tournament stage when the format allows it.
Freezeout: A tournament where players cannot re-enter after elimination.
Satellite: A qualifying tournament where prizes may be seats or tickets to another event. Decisions depend on seat count, stack distribution and payout rules.
Bubble: The stage near the money or a seat cutoff. Bubble pressure can affect decisions, but it does not create a universal exploit rule.
ICM: Independent Chip Model: a model used to estimate how chip stacks relate to payout equity. It depends on the payout structure, stack distribution and remaining players.
Final table: The last table of a multi-table tournament.
Bounty: A tournament format where eliminating a player can award a separate prize under the event rules.
PKO: Progressive knockout: a bounty format where part of a player's bounty may be added to the eliminator's bounty.
Payout ladder: The structure showing prize amounts for finishing positions.
Short stack: A chip stack that is small relative to blinds, antes and other stacks.
Chip leader: The player with the largest stack at a given point in a tournament.
MTT: Multi-table tournament, a tournament that begins with players spread across multiple tables.
SNG: Sit-and-go, a tournament format that starts when the required number of players registers.
Late registration: A period after a tournament starts when new entries may still be accepted under event rules.
Guarantee: A posted minimum prize pool for a tournament, subject to the tournament's terms.
Min-cash: The smallest payout awarded after the tournament reaches paid positions.
Bubble factor: A tournament study concept describing payout-pressure effects around elimination risk.
Pay jump: An increase in payout between finishing positions.
Blind structure: The schedule for blind and ante increases in a tournament.
Shot clock: A timer limiting how long a player may take to act, used in some live or online events.
Hand-for-hand: A tournament procedure where tables play one hand at a time, often near a payout cutoff.

Online, Legal and Responsible Gambling Terms

KYC: Know Your Customer checks used by operators to verify identity, age, location and account ownership.
Geolocation: Technology used by some regulated operators to check whether a player is physically located in an eligible area.
Self-exclusion: A responsible gambling tool that can restrict account access for a chosen period or under applicable jurisdiction rules.
Deposit limit: A responsible gambling setting that may restrict how much can be deposited over a chosen period.
Cool-off: A temporary account break or pause tool, depending on operator and jurisdiction rules.
Responsible gambling: Tools, policies and behaviors intended to reduce gambling harm. Seek help if gambling becomes hard to control.
Rakeback: A reward structure where part of paid rake may be returned to eligible players. Terms, timing and percentages vary by operator and should not be treated as profit.
Bonus terms: Rules that can govern eligibility, playthrough, expiry, game contribution, withdrawal and account restrictions.
Withdrawal review: Operator checks that may occur before a cashout is processed, including KYC, fraud review and payment-method rules.
Regulated market: A jurisdiction where licensed operators are overseen by a state or other recognized gambling regulator.
Offshore room: A poker room licensed outside the user's state or country. It should not be treated as equivalent to a state-regulated US room.
Sweepstakes / social poker: A format model that differs from traditional real-money poker and may use separate purchase, coin or prize-redemption rules.
Tax records: Records of gambling winnings, losses, sessions and forms that may matter for tax reporting. Consult current IRS guidance or a qualified tax professional.
Cashier: The account area where eligible users may manage deposits, withdrawals and payment methods under operator terms.
Account verification: Checks used to confirm identity, age, location, payment ownership or account details.
Two-factor authentication: An account-security setting that adds another login check beyond a password.
Age gate: A control intended to prevent underage account access or registration.
Withdrawal limit: A rule or account setting that can restrict withdrawal amount or frequency.
Restricted jurisdiction: A state, country or territory where an operator does not allow some or all access under its terms.
Terms and conditions: The rules governing account use, eligibility, bonuses, withdrawals and disputes.
Playthrough: A bonus term describing wagering or activity requirements. It should be read with eligible-game, expiry and withdrawal rules.
Reality check: A responsible gambling prompt that may remind users how long they have been logged in or playing.
Session limit: A responsible gambling setting that may limit session length or trigger a break.
Time-out: A temporary break from account access or play, depending on operator and jurisdiction rules.
Dispute process: The route for raising account, withdrawal or gameplay complaints under operator or regulator rules.
Privacy policy: The operator document explaining how personal data may be collected, used, shared and stored.
RG tools: Responsible gambling controls such as limits, cool-off, time-out, self-exclusion and account closure options.

A-Z Term Finder

Use this index when you know the term but not the category. Links jump to the section where the definition appears.

S

U

Under the gun
UTG+1

V

Value bet
Variance

W

Wet board
Withdrawal limit
Withdrawal review
Win rate