Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “strait-jacket”


noun [C]     /ˈstreɪtˌdʒækɪt/
a jacket that prevents people from moving their arms , especially used in the past for mentally ill people Fastening and tyingClothes worn for a particular job or activity
(Definition of strait-jacket noun from the Cambridge Learner's Dictionary © Cambridge University Press)

Translations of “strait-jacket”

Word of the Day


a situation in which two people are friends

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