musician, n.All

A Musician is an airbender if we consider that music is basically wavy air.

A Musician is a homeless man

A Musician is someone who packs $5,000 worth of gear into a $500 car to drive 100 miles to play a $50 gig

A Musician is one who's always getting himself in treble.

A Musician is a person who makes a living by just playing around.