gin rummy

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A variety of rummy for two or more persons in which a player may win by matching all his or her cards or may end the game by melding with unmatched cards that add up to ten points or fewer.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun card games A card-holding game and variant of rummy.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a form of rummy in which a player can go out if the cards remaining in their hand total less than 10 points