• synonyms


See more synonyms for boo-boo on Thesaurus.com
noun, plural boo-boos. Slang.
  1. a stupid or silly mistake; blunder.
  2. a minor injury.
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Origin of boo-boo

An Americanism dating back to 1950–55; baby talk
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for booboos

shock, loss, cramp, cut, bruise, burn, wound, damage, laceration, sore, suffering, abuse, trauma, fracture, swelling, scar, sprain, omission, misstep, aberration

British Dictionary definitions for booboos


noun plural -boos
  1. informal an embarrassing mistake; blunder
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Word Origin for boo-boo

C20: perhaps from nursery talk; compare boohoo
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 booboos



"mistake," 1954, apparently a reduplication of boob, which had acquired a secondary sense of "foolish mistake" (1934).

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Online Etymology Dictionary, © 2010 Douglas Harper