Top Definition
When a woman gives a man a blowjob, and before the man ejaculates, she twists his member clockwise in a wrenching motion while he attempts to ejaculate.
I was hoping for a good time with that prostitute, but she ended up giving me a Portuguese monkey wrench.
#portuguese #monkey #wrench #ejaculate #blowjob
by KongoJojo December 13, 2010
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