Definition of boo word in English:

boo word

Line breaks: boo word

noun

informal
A word or expression denoting something that is regarded with disapproval or dislike: positivism has become something of a boo word among many social scientists
More example sentences
  • It's obviously what Ian Kershaw (historian) called a fashionable boo word.
  • Mention has been made here before of an old university tutor of mine who used to divide the language into hooray words and boo words.
  • Why, I wonder… because it's a sort of code word or a boo word or laziness or what?

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Pronunciation: ˈkraʊdsɔːs
verb
obtain (information) by enlisting help of many people…