harebrained

or hair·brained

[hair-breynd]
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Origin of harebrained

First recorded in 1545–55; hare + brained
Related formshare·brained·ly, adverbhare·brained·ness, noun
Can be confusedharebrained harelip

Synonyms for harebrained

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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018


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Contemporary Examples of hare-brained

Historical Examples of hare-brained


British Dictionary definitions for hare-brained

harebrained

hairbrained

adjective
  1. rash, foolish, or badly thought outharebrained schemes
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for hare-brained
adj.

also harebrained, 1550s, from hare-brain "giddy or reckless person" (1540s), probably from hare, on notion of "flighty, skittish."

Online Etymology Dictionary, © 2010 Douglas Harper