deep stack A stack of chips that is relatively large for the stakes being played. Also called "big stack". Compare with "short stack". Making a play that defends the player against a bluff by forcing the supposed bluffer to fold or invest further..
deuce 1.A 2-spot card. Also called a duck, quack, or swan. Any of various related uses of the number two, such as a $2 limit game, a $2 chip, etc. deuce-to-seven A method of evaluating low hands. See main article: Deuce-to-seven low.