loony
/ˈluːni/ adjective, noun
Forms loonier looniest loonies loonie luny looney
- adjective (informal, offensive, derogatory, of a person) Insane. “loony scheme”
- adjective (informal, offensive, derogatory, of a thing) Very silly, absurd.
- noun (informal, offensive, derogatory) An insane or very foolish person.
Synonyms
crazy looney nutcase weirdo balmy barmy bats batty bonkers buggy cracked crackers daft dotty fruity haywire kooky kookie loco loopy nuts nutty round the bend around the bend wacky whacky
Etymology
Shortened from lunatic, and likely also from loon ("rascal", and also the bird) + -y.
Webster’s 1913
- adjective See Luny.
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “loony”, CC BY-SA 4.0. Details