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Noun: cuckoo  koo-koo or kû-koo [N. Amer], kû-koo [Brit]
  1. A man who is a stupid incompetent fool
    - fathead, goof, goofball [N. Amer], bozo [N. Amer], jackass, goose, zany
     
  2. Any of numerous European and North American birds having pointed wings and a long tail
Verb: cuckoo  koo-koo or kû-koo [N. Amer], kû-koo [Brit]
  1. Repeat monotonously, like a cuckoo repeats his call
Adjective: cuckoo  koo-koo or kû-koo [N. Amer], kû-koo [Brit]
  1. Informal or slang term meaning insane, strange, eccentric or stupid
    - balmy [archaic], barmy, bats, batty, bonkers, buggy [N. Amer], cracked, crackers, daft, dotty, fruity, haywire, kooky, kookie, loco, loony, loopy, nuts, nutty, round the bend, around the bend, wacky, whacky, daffy, dippy, daft as a brush [Brit], potty [Brit], nutsy [N. Amer], wacko, round the twist [Brit]

Derived forms: cuckoos, cuckooed, cuckooing

See also: insane

Type of: boofhead [Austral], charlie [Brit], cuculiform bird, donkey, drongo [Austral, NZ], echo, fool, galah [Austral], juggins [Brit], jughead [N. Amer], mampara [S.Africa], meathead, moegoe [S.Africa], muggins [Brit], nit [Brit], repeat, sap, tomfool

Part of: Cuculidae, family Cuculidae

Encyclopedia: Cuckoo, Virginia