[1] : The Collaborative International Dictionary of English v.0.48

harebrained \hare"brained`\ h^ar"br=and`, a.
   wild; giddy; volatile; heedless. "a mad hare-brained fellow."
   --north plutarch. written also hairbrained.
   1913 webster
see also:
hairbrained 

[2] : WordNet (r) 2.0

harebrained
     adj : very foolish; "harebrained ideas"; "took insane risks behind
           the wheel"; "a completely mad scheme to build a bridge
           between two mountains" syn: insane, mad
see also:
insane mad 

[3] : Moby Thesaurus II by Grady Ward, 1.0

22 moby thesaurus words for "hare-brained":
   airy, asinine, brainless, crackpot, fanciful, flighty, foolhardy,
   foolish, frivolous, giddy, heedless, improvident, inane, madcap,
   mindless, rash, reckless, scatterbrained, silly, visionary, wild,
   witless

[4] : Moby Thesaurus II by Grady Ward, 1.0

73 moby thesaurus words for "harebrained":
   absurd, adventurous, arbitrary, audacious, balmy, bold, brainless,
   capricious, cranky, crazy, crotchety, daredevil, daring,
   death-defying, dizzy, empty-headed, fanciful, fantasied, fantastic,
   featherbrained, featherheaded, fire-eating, flaky, flighty,
   fluttery, foolhardy, forward, freakish, frivolous, gaga, giddy,
   giddy-brained, giddy-headed, giddy-pated, giddy-witted, harebrain,
   humorsome, insane, kinky, loony, madbrain, madbrained, madcap,
   maggoty, moody, motiveless, notional, petulant, potty,
   preposterous, presumptuous, quirky, rattlebrained, rattleheaded,
   rattlepated, scatterbrained, scramblebrained, shatterbrained,
   silly, skittish, temperamental, thoughtless, unreasonable,
   unrestrained, vagarious, vagrant, wacky, wanton, wayward,
   whimsical, wild, wild-ass, witless

Harebrained >> H Words
Harebrained, definition of term: Harebrained
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