MP3 Definition

ĕmpē-thrē
noun
A format for processing a digital audio file so as to remove unneeded data and produce a smaller file for transmission on the Internet, for use in portable players, etc.
Webster's New World
An audio file so produced.
Webster's New World

Other Word Forms of MP3

Noun

Singular:
MP3
Plural:
mp3s

Origin of MP3

  • From MP(EG-1 layer) 3

    From American Heritage Dictionary of the English Language, 5th Edition