A digital sound recording in MP3 format; a song file.

(computing, audio, software) MPEG-1 Audio Layer 3, an audio data compression format.

plural of MP3

An electronic device for playing digital audio files in the MP3 format (and, in many cases, also files in some other formats and/or including a radio function).

plural of MP3 player

A CD-ROM containing compressed audio tracks, often, but not always in the MP3 format.

plural of MP3 CD