Any alchohol originating from Mexico.
Are you gay? I'd rather drink Old Style then drink that monkey piss.
by ACZxxx December 28, 2010
Top Definition
The last sip at the bottom of a beer can or bottle. People usually dump it out instead of drinking it because it usually consists of backwash and warm beer.
Guy 1: Dude, why are you wasting that beer?
Guy 2: I'm not man. This is just the monkey piss.
Guy 1: Oh, my bad.
by Dave May 03, 2005
The bottom inch of a 40 oz. bottle of beer.
Who wants the monkey piss?!?!?!?!?!
by Rusty Shackleford January 18, 2005
An alternate name for windshield washing fluid.
Dad: hand me that jug of monkey piss will ya?

son: okay!
by Craziac January 14, 2008

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