Here is a list of common abbreviations:
| AF | Aggression Factor – ratio between a player’s raising and calling frequencies |
| ATS | Attempt to steal – how often a player attacks the blinds from late position |
| B/C | Bet / Call – a player bets and then calls an opposing raise |
| B/F | Bet / Fold – a player bets and then folds to an opposing raise |
| BB | Big Blind |
| BR | Bankroll |
| BRB | Bankroll Building or “be right back” |
| BRM | Bankroll Management |
| BSS | Big Stack Strategy – strategy for playing with a full stack |
| BU | Button – position of the dealer |
| C/B | Check behind – checking after an opponent has checked |
| C/C | Check / Call – a player checks and then calls an opposing bet |
| C/F | Check / Fold – a player checks and then folds to an opposing wager |
| C/R | Check / Raise – a player checks and then raises an opposing wager |
| CO | Cutoff – position before the dealer (BU) |
| EP | Early Position – the early positions at the poker table |
| EV | Expected Value |
| FL | Fixed Limit |
| FR | Full Ring – a game with 7 or more players |
| HU | Heads-up – a game with 2 players |
| ICM | Independent Chip Model – mathematical model for a tournament at high blind levels |
| IP | In Position – a player is in position if he acts after his opponent |
| ITM | In the money – a player is ITM in a tournament if he is guaranteed a place that will win money |
| LAG | Loose-Aggressive – a LAG plays many hands and plays them aggressively. |
| LH | Longhand – a game with 7 or more players |
| LP | Late Position – the late positions at the poker table |
| MP | Middle Position – the middle positions at the poker table |
| MTT | Multi Table Tournament – a tournament that begins with so many particpants that it must be played on many tables at once. |
| NL | No-Limit |
| OOP | Out of Position – A player is OOP if he must act before his opponent |
| PFR | Preflop Raise – a raise before the flop, or a measure of how often a player makes such raises |
| ROI | Return on Investment – ratio between investment and return, between tournament buy-in and winnings |
| SB | Small Blind |
| SH | Shorthanded – a game with 3-6 players |
| SHC | Starting Hands Chart – tabular overview of the actions to take for a particular starting hand, given conditions at the table like position and opposing action |
| SNG | Sit and Go – Tournament that begins when a fixed number of players register for it |
| SSS | Shortstack Strategy – Strategy for play with a small stack in no limit games |
| STT | Single Table Tournament – tournament played on just one table |
| TAF | Tell A Friend – a bonus system where a player gets a bounty for recruiting new players |
| TAG | Tight-Aggressive – a player is a TAG if he plays few hands but plays them aggressively |
| TPMK | Top Pair / Medium Kicker – when one starting card matches the highest board card to make a pair, and the player’s second card is of moderate value |
| TPTK | Top Pair / Top Kicker – when one starting card matches the highest board card to make a pair, and the player’s second card is as high as possible |
| UTG | Under the Gun – position directly after the big blind |
| VPIP / VP$IP | Voluntary put $ in pot – percentage of hands for which a player invests money in the first round of wagers |
| WSD | Won at Showdown – how often a player wins the showdowns he’s involved in |
| WTSD | Went to Showdown – how often a player goes to the showdown |