Word.ws English Dictionary

boo-boo

/ˈbu(ˌ)bu/

More pronunciations (1)Fewer pronunciations

Canada/ˈbuː(ˌ)buː/

boo-boo noun: a mistake or error.

Noun

boo-boo (countable and uncountable, plural boo-boos)

  1. (childish, colloquial, countable, often) A mistake or error.
    • Oh, gosh, golly, I made a boo-boo, and I gave it to Stephen Hawking!2012, “The Hawking Excitation”, in The Big Bang Theory, season 5, episode 21, spoken by Sheldon Cooper (Jim Parsons)
  2. (childish, colloquial, countable, by or to young children) A minor injury, such as a cut or a bruise.
  3. (childish, colloquial, uncountable, by or to young children) Feces.
    • I been A-1 since day one, you niggas boo-boo
    • Your home boy, your block that you're from, boo-boo
    • Lil' hoes you went to school with, boo-boo
    • Baby mama and your new bitch, boo-boo2015, “Hood Politics”, performed by Kendrick Lamar

Verb

boo-boo (third-person singular simple present boo-boos, present participle boo-booing, simple past and past participle boo-booed)

  1. (childish, colloquial, intransitive) To make a mistake.
    • We boo-booed in giving the address of California Electric Railway Enthusiasts, and we realized it while mailing the last issue. Correct address is […]1952, The Ferroequinologist: A Journal for Students of the Iron Horse
    • If you do this and feel that you have boo-booed, press Shift+F5, the Go Back keyboard shortcut, to return from whence you came (that is, back to your previous edit).1999, Dan Gookin, Word 2000 For Dummies
  2. (childish, colloquial, transitive, by or to young children) To defecate.
    • I went upstairs and Joseph, my husband, he came upstairs and found some boo boo on the floor. My little girl boo booed on herself downstairs as I was getting ready to clean her up.1974, The Southeastern Reporter
    • “Ya know, I don't know what is wrong with my stomach. I must have eaten something spoiled at the job. I was at a customer's home climbing a pole, and I started boo-booing on myself. I got off the pole and took some of the leaves to wipe my butt. Man, that's a horrible feeling.”2012, Carolyn Herring-Moore, When Enough is Enough: When You’re Sick and Tired of Being Sick and Tired, Xlibris, →ISBN, page unknown

Synonyms of boo-boo

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All synonyms of boo-boo

Forms of boo-boo

Noun
pluralboo-boos
alternative formbooboo
alternative formboo boo
Verb
third-person singular presentboo-boos
present participleboo-booing
past participleboo-booed
pastboo-booed

Origin of boo-boo

* Possibly from bug-a-boo, an imaginary evil goblin. * Possibly from bubo, a swollen lymph node especially obvious in sufferers of bubonic plague. * Possibly from the sound a baby or young toddler might make. * Possibly borrowed from French bobo (“boo-boo”)

Phrases with boo-boo

Questions about boo-boo

What does boo-boo mean?
Boo-boo means a mistake or error.
What part of speech is boo-boo?
Boo-boo can be a noun or a verb.
How do you pronounce boo-boo?
Boo-boo is pronounced /ˈbu(ˌ)bu/ (US).
What is the plural of boo-boo?
The plural of boo-boo is boo-boos.

Words near boo-boo in the dictionary

  1. boo hiss
  2. boo hoo
  3. boo how doy
  4. boo up
  5. boo'd
  6. boo-boo
  7. boo-boo bus
  8. boo-booed
  9. boo-booing
  10. boo-boos
  11. boo-daddies

Source and license

Adapted from Wiktionary: boo-boo (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: en-us-boo-boo.ogg.

Cite this entry: “boo-boo.” Word.ws, https://word.ws/boo-boo. Based on Wiktionary, CC BY-SA 4.0.