Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “swim”


verb [I/T]    /swɪm/ (present participle swimming, past tense swam  /swæm/, past participle swum  /swʌm/)
to move through water by moving parts of the body: [I] He jumped in the river and swam. [T] Gertrude Ederle was the first woman to swim the English Channel. swim    /swɪm/ noun [C] Let’s go for a swim this afternoon. swimmer    /ˈswɪm·ər/ noun [C] Katy is a good swimmer. swimming    /ˈswɪm·ɪŋ/ noun [U] Swimming is excellent exercise.
(Definition of swim verb from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of swim

Definitions of “swim” 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