The act of a man sexually stimulating himself to orgasm using only tweezers; often performed by those who require precision tools to find and handle their own genitals.
"Did you see Nick go into the attic with the porn mag and the tweezers?"

"Yeah, that's where he goes to tweeze off."
by Malachi Jr. July 19, 2009
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The act of masturbating with a a pair of tweezers, due to having a small penis.
I was up late last night and I heard my friend tweezing-off. I could tell because i heard the sounds of moaning and metal clicking together
by Sir Bitchinz Lotz October 13, 2011
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