harebrained

Adjective

1. Absurd, foolish or stupid.
   • “Now why do I get the feeling we're not talking about the harebrained plan you came up with?” “It wasn't harebrained.” “Did it have you going within twenty feet of a whorehouse at night, unchaperoned?” He knew darn well...

   Synonyms: addlebrained addlepated airheaded bee-brained beef-witted beefheaded beetle-headed birdbrained blockheaded Boeotian boneheaded boofheaded braindead brainless bubbleheaded buffle-headed bullet-headed cerebrally challenged childish chowderheaded chuckleheaded crackbrained cretinous daft

2. Frivolous and silly; featherbrained or scatterbrained; stupid.
   • Her getting a parcel from a hare-brained wench at the coaches in St. John Street; her booty made at the fire, and again at Harwich, all give us excelle - 1722, Daniel Defoe, Moll Flanders, The Author's Preface:

   Synonyms: absent-minded half-brained addlebrained addlepated airheaded bee-brained beef-witted beefheaded beetle-headed birdbrained blockheaded Boeotian boneheaded boofheaded braindead brainless bubbleheaded buffle-headed bullet-headed cerebrally challenged childish chowderheaded chuckleheaded crackbrained