Definition of rummy

• a chronic drinker
• a card game based on collecting sets and sequences; the winner is the first to meld all their cards
• beyond or deviating from the usual or expected; "a curious hybrid accent"; "her speech has a funny twang"; "they have some funny ideas about war"; "had an odd name"; "the peculiar aromatic odor of cloves"; "something definitely queer about this town"; "what a rum fellow"; "singular behavior"