MP3
noun
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
Recent Examples on the Web
Bandcamp downloads are available in MP3, FLAC and more, and supporters get unlimited streaming via the free Bandcamp app.
—
Lars Brandle, Billboard, 10 Sep. 2025
Carlsson sees a historic precedent here, noting that the MP3 revolution was kicked off by Sweden's Pirate Bay and then Napster before a second Swedish company stepped in to bring order to the market.
—Trevor Clawson, Forbes.com, 17 Aug. 2025
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Lars Brandle, Billboard, 10 Sep. 2025
Carlsson sees a historic precedent here, noting that the MP3 revolution was kicked off by Sweden's Pirate Bay and then Napster before a second Swedish company stepped in to bring order to the market.
—Trevor Clawson, Forbes.com, 17 Aug. 2025
Cite this Entry
“MP3.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/MP3. Accessed 18 Sep. 2025.
Copy CitationKids Definition
MP3
noun1
: a computer file format for the compression and storage of digital audio data
2
: a computer file (as a song) in MP3 format
Love words? Need even more definitions?
Merriam-Webster unabridged
Share