Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “stun”


verb [T] (SHOCK)   /stʌn/ (-nn-)
to shock someone so much that the person does not know how to react: She was stunned by his generous offer.
(Definition of stun verb (SHOCK) from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of stun

Browse related topics

You are looking at an entry to do with Surprising and shocking, but you might be interested in these topics from the Surprise and confusion topic area:

More American English definitions for “stun”

Definitions of “stun” in other dictionaries

Word of the Day


a document given to students or reporters which contains information about a particular subject

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