Scratch

The Scratch Orchestra was founded by Cornelius Cardew.
Scratching is the technique of moving a vinyl record back and forth with your hand while it is playing on a turntable.
Scratch is the name of a documentary film about disc jockeys and hip-hop culture.
Scratch is a fictional robot who appeared in the TV show Adventures of Sonic the Hedgehog
Scratch is a term used in hacker jargon.
Scratch is a 1971 stage play by Archibald MacLeish.
"Old Scratch" is a colloquialism for Satan, as indicated by the name of the character in the Stephen Vincent Benét short story, "The Devil and Daniel Webster".
A scratch is also an action which may either be done in violence or in response to an itch.
'Scratch' can also be used as a slang term for money.