A

Accept a Double - to agree to the opponent's offer to double. The opposite of Refuse a Double

Ace Point - a player's 1-point

Ahead in the Count/Ahead in the Race – when a player has a lower pip count comparing his opponent; see count

Anchor – when a player's point is taken by at least two checkers in his opponent's home board

Attacking Game – see Blitz

Automatic Doubles/Automatics – an alternative rule used in money games, according to which the stakes are doubled if both players throw the same number on the roll that opens the game