1) Adjective for Bugs and Daffy 2) Crazy 3) Daffy adjective 4) Like Warner Brothers Tunes 5) Like WB Tunes 6) Loony 7) Lunatic 8) Madman 9) Maniac 10) Tetched 11) Tunes introducer 12) Wacko 13) Weirdo 
Type: Term Pronunciation: lū′nē Definitions: 1. Joseph M., 20th-century U.S. biochemist. See: Folin-Looney test
loony, looney, luny 1. An offensive term that deliberately insults someone's intelligence and ability to act rationally. 2. someone who behaves in an eccentric or thoughtless way. 3. A shortening, informal, and alterated version of lunatic.