Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “stammer”


verb [I]     /ˈstæmər/
to pause a lot and repeat sounds because of a speech problem or because you are nervous: He blushed and began to stammer.Ways of speakingPhonology and phonetics
stammer noun [C] He has a stammer.
(Definition of stammer verb from the Cambridge Learner's Dictionary © Cambridge University Press)

Definitions of “stammer” in other dictionaries

Word of the Day


friendly or helpful

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