Definition of Mp3 by Merriam-Webster

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1 : a computer file format for the compression and storage of digital audio data

2 : a computer file (as of a song) in the MP3 format

Examples of MP3 in a Sentence

downloading MP3s off the Internet

First Known Use of MP3

1994, in the meaning defined at sense 1

History and Etymology for MP3

from the file extension .mp3 used for such files, short for MPEG Audio Layer 3

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Cite this Entry

“MP3.” The Dictionary, Merriam-Webster Inc., Accessed 29 November 2019.

More Definitions for MP3

1 : a computer format for creating sound files (as songs) that are much smaller than standard sound files

2 : a computer file (such as a song) in the MP3 format

Comments on MP3

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