Thesaurus.com
Dictionary.com
Definitions

boo

[boo] / bu /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

They grads are also primed to boo any speakers who so much as mutter the words “artificial intelligence.”

From Slate • May 20, 2026

Asked why opposition fans often boo Garnacho, he added: "Maybe it's because people judge a book by its cover."

From BBC • Apr. 12, 2026

Because more than 75,000 of them came to cheer the local team and boo the visiting one, no matter who was wearing that bright pink uniform.

From Los Angeles Times • Feb. 24, 2026

Fellow Spurs fan Darren Harvey says he would boo if the team was consistently bad.

From BBC • Feb. 13, 2026

“Cain’t you two say boo to a ghost?”

From "Girls Like Us" by Gail Giles




Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "boo" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com