First Known Use: 1953
Dictionary
boo–boo
noun \ˈbü-(ˌ)bü\
: a small injury (such as a bruise or scratch)
: a foolish or careless mistake
plural boo–boos
Full Definition of BOO-BOO
1
: a usually trivial injury (as a bruise or scratch) —used especially by or of a child
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Origin of BOO-BOO
probably baby-talk alteration of boohoo, imitation of the sound of weeping
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