Boo-boo is a child's word for a cut or other minor injury.
[US, informal]
boo-boo in British English
nounWord forms: plural-boos
informal
an embarrassing mistake; blunder
Word origin
C20: perhaps from nursery talk; compare boohoo
boo-boo in American English
(ˈbuˌbu), ˈbooˌboo (ˈbuˌbu)
US
nounWord forms: pluralˈboo-ˌboos
1. Slang
a stupid or foolish mistake; blunder
2.
a minor injury or bruise
chiefly a child's usage
SIMILAR WORDS: ˈerror
Word origin
< baby talk
Examples of 'boo-boo' in a sentence
boo-boo
He looks up at me with hatred in his eyes; boo-boo, Tobias!
Trenhalle, John A MEANS TO EVIL (2001)
Until this boo-boo of mine Ed has been an innocent bystander, looking on with some distress.
Trenhalle, John A MEANS TO EVIL (2001)
Keefer said again, her little face collapsing into boo-boo mode.
Jacquelyn Mitchard A THEORY OF RELATIVITY (2001)
All related terms of 'boo-boo'
boo
If you boo a speaker or performer, you shout 'boo' or make other loud sounds to indicate that you do not like them, their opinions , or their performance .
boo-word
any word that seems to cause irrational fear
tickety-boo
as it should be; correct ; satisfactory
boo-hurrah theory
the theory that moral utterances do not have a truth value but express the feelings of the speaker , so that murder is wrong is equivalent to down with murder
yah-boo politics
adversarial politics in which politicians constantly deride their opponents and dismiss everything suggested by them
peekaboo
Peekaboo is a game you play with babies in which you cover your face with your hands or hide behind something and then suddenly show your face, saying 'peekaboo!'
would not say boo to a goose
is extremely timid or diffident
someone wouldn't say boo to a goose
said to mean that someone is very quiet , shy or nervous
emotivism
the theory that moral utterances do not have a truth value but express the feelings of the speaker , so that murder is wrong is equivalent to down with murder