holdout

Etymology
.

Noun

 * 1) One who refuses to give consent to an agreement in the hope of an improved offer; one who holds out; one who clings to a cause that has been mostly abandoned.
 * 2)  A device for cheating at card games by covertly holding a card out of play until it is wanted.
 * 1)  A device for cheating at card games by covertly holding a card out of play until it is wanted.
 * 1)  A device for cheating at card games by covertly holding a card out of play until it is wanted.