noun.
A card game for two to six players, requiring two or three decks of cards, in which the object is to obtain melds of three or more cards of the same rank.
noun.
A meld of seven cards having the same rank in this game.
the GNU version of the Collaborative International Dictionary of English
noun.
a form of rummy using two decks and four jokers; jokers and deuces are wild; the object is to meld groups of seven of the same rank.