boo Meaning, definition in Cambridge English Dictionary
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Meaning of "boo" - English Dictionary

See all translations

booverb [I or T]

uk   us   /buː/ (present participle booing, past tense and past participle booed)
to make an expression of strong disapproval or disagreement: People at the back started booing loudly. Her singing was so bad that she was booed off the stage.

boonoun [C]

uk   us   /buː/ (plural boos)
the act of booing

booexclamation

uk   us   /buː/
an expression, usually shouted, used to surprise and frighten someone who does not know you are near them : She jumped out of the cupboard and shouted "Boo!"
(Definition of boo from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of boo?
Add Cambridge dictionaries to your browser to your website

Definitions of “boo” in other dictionaries

Word of the Day
social security

a system of payments made by the government to people who are ill, poor, or who have no job

Word of the Day

Are you a glass-half-full person? (Everyday Idioms)
Are you a glass-half-full person? (Everyday Idioms)
by Kate Woodford,
July 29, 2015
A reader of this blog recently asked for a post on idioms that are used in everyday English. This seemed like a reasonable request. After all, if you are going to make the effort to learn a set of English idioms, you want those idioms to be useful. The question, then, was

Read More 

responsible luxury noun
responsible luxury noun
August 03, 2015
high-end, green tourism and hospitality Jumeirah’s ‘responsible luxury’ approach is an example of a sustainable travel experience – future guests will enjoy the environment as much as today’s.

Read More