Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “filibuster”


verb [I or T] uk   /ˈfɪl.ɪ.bʌs.tər/ us    /-tɚ/ mainly US
to make a long speech in order to delay or prevent a new law being made: Conceivably, supporters of the law could filibuster to prevent it from being revised.Lecturing and addressing
noun [C] uk   us  
Lecturing and addressing
(Definition of filibuster from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of filibuster?
Add Cambridge dictionaries to your browser to your website

Definitions of “filibuster” in other dictionaries

Translations of “filibuster”

Word of the Day


an alcoholic drink made from apples

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More