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moo

nounverbinterjectionattested in dialogue

  • //muː//

The characteristic lowing sound made by cattle.

noun

  1. 1

    The characteristic lowing sound made by cattle.

  2. 2

    slangA foolish woman.

    You silly moo! What did you do that for?

    'Aurora House does not expel,' said the sanctimonious moo, 'but you will be medicated, if your behaviour warrants it, for your own protection.'

Etymology

Onomatopoeic.

verb

  1. 1

    Of a cow or bull, to make its characteristic lowing sound.

interjection

  1. 1

    The characteristic sound made by a cow or bull.

    The cow says moo.

Forms

plural
moos
past tense
mooed
past participle
mooed
present participle
mooing
third person singular
moos
The neighbouring pagesAlphabetical order follows the rules of the language, not byte values: an accent decides only between two otherwise identical words, and Spanish files Ñ as a letter of its own.

Lexical content from Wiktionary, under CC BY-SA 4.0 · Source entry · Data version 2026-08-23

Rank among the words of the OpenSubtitles 2018 corpus — film and television subtitles, so spoken rather than written usage (CC BY-SA 3.0).