The following is a glossary of poker terms used in the card game of poker. It supplements the glossary of card game terms. Besides the terms listed here, there are thousands of common and uncommon poker slang terms. This is not intended to be a formal dictionary; precise usage details and multiple closely related senses are omitted here in favor of concise treatment of the basics. A ace in the hole One of the hole cards is an ace ace-to-five, ace-to-six Methods of evaluating low hands. See lowball. act To make a play (check, bet, call, raise, or fold) at the required time, compare to in turn. acting out of turn A player in poker that either announces their actions or physically plays before their turn (checks, folds etc.). Sometimes players act out of turn intentionally to get a read out of other players. When done intentionally, this is often referred to as "angle shooting." See angle shooting. action A player's turn to act; a willingness to gamble; or a bet, along with all the calls of that bet action button A marker similar to a kill button, on which a player places an extra forced bet. In a seven-card stud high-low game, the action button is awarded to the winner of a scoop pot above a certain size, signifying that in the next pot, that player will be required to post an amount representing a completion of the bring-in to a full bet. action card In Texas hold 'em, and other community card poker games, a card appearing on the board that causes significant betting action because it helps two or more players. action only In many cardrooms, with respect to an all-in bet, only a full (or half) bet can be reraised. Anything less than a full (or half) bet is considered to be action only, that is, other players can call the bet but not raise it. Compare with full bet rule and half bet rule. active players Any players still involved in the pot. In hand histories often referred to as hero and villain. In side pots, an all-in player may be active in some pots, but not in others. add-on In a live game, to buy more chips before busting. In tournament play, a single rebuy for which all players are eligible regardless of their stack size. This is usually allowed only once, at the