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Definition of "boo" []

  • A sound uttered to show contempt, scorn, or disapproval. (noun)
  • Informal Any sound or word: You never said boo to me about overtime. (noun)
  • Used to express contempt, scorn, or disapproval or to frighten or surprise another. (interjection)
  • To utter a boo. (verb-intransitive)
  • To express contempt, scorn, or disapproval of by booing: booed the singer off the stage. (verb-transitive)
  • An exclamation uttered to startle or surprise someone, esp a child (exclamation)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • A shout uttered to express disgust, dissatisfaction, or contempt, esp at a theatrical production, political meeting, etc (exclamation)
  • To shout "boo" at (someone or something), esp as an expression of disgust, dissatisfaction, or disapproval (verb)
  • To shout "boo" at (someone or something), esp as an expression of disgust, dissatisfaction, or disapproval (verb)

www.Collinsdictionary.com (c) HarperCollins Publishers Ltd 2016

Use "boo" in a sentence
  • "MsgBox oldboo = \% oldboo\% while boo is now \% boo\% boo = 1000"
  • ""boo hoo she was being mean so i punched her in the face and its her fault not mine she shouldnt have said mean things to me so in result i threw a fist instead of walking away like a person would normally do..boo hoo! its all her fault!""
  • "Do your thoughts talk you into eating too much candy quicker than you can say the word boo?"