1. A slang phrase for female masturbation. (When a female masturbates the hand formation looks like they are scratching an itch.)
I think ima go home I have an itch to scratch.
by Anon76152098 August 15, 2008
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Something hard to stop. Like when you begin to scratch and you cannot stop.
When you are a serial killer like me, it is a tough itch to scratch, once you got it.
by Duckyduck November 26, 2013
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