<p>There is no simple definition of music which covers all cases. It is an art form, and <a href="https://simple.wikipedia.org/wiki/Opinion" title="Opinion">opinions</a> come into play. Music is whatever people think is music.</p> 

There is no simple definition of music which covers all cases. It is an art form, and opinions come into play. Music is whatever people think is music. 

Noah's podcast

Music Trailer

A different approach is to list the qualities music must have, such as, sound which has rhythm, melody, pitch, timbre, etc. These and other attempts, do not capture all aspects of music, or leave out examples which definitely are music.

hubhopper

Noah's podcast

hubhopper