the act of forcing both fists into anothers anus, causing a huge goatse hole after about 15 minutes of sustained anal penetration.
Last night she totally ave me the old double monkey fist routine!
by Sam Steine November 21, 2003
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The act of fapping to often which ultimately leads your hand into a deformed monkey fist shape
yo.. i was home alone all weekend... ANNNNND, now im left with this decrepid monkey fist
by intheface December 8, 2009
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When person A eats Taco Bell and person B anal fists them, grabbing some poop on the way out. Person B then throws the "Mexican Poop" in person A's face, mimicking a monkey. Both people then take a shot of Tequila.
Grabbing Taco Bell now, do you want to Mexican Monkey Fist tonight?

Sara gave Mike a Mexican Monkey Fist on vacation and he still hasn't recovered.
by AmmrJammr February 17, 2018
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A discipline of masturbation characterized by extraordinary vigor and skill, as well as enormous genital peril. In trained hands, double fisted monkey style can form a glorious, balanced union between a man and his fingers. In untrained hands, it can lead to genital fracturing, inversion, or worse.
"Dude, Bob tried Double Fisted Monkey Style last night."

"Oh no! I warned him! Did he survive?"

"The hospital said he might eventually recover partial use of his legs. They dug his penis out of a tree two miles downwind."

"That stupid son of a bitch."
by NotAGrillShitter November 13, 2011
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When you grab your penis after being soiled with feces from anal sex with both hands and slap yourpartner across the face with it
Marvin hit mary with a two fisted monkey slap
by squirt kobain May 29, 2010
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A type of knot on a rope that's very hard and can hurt an Individual if the rope is swung hard enough to cause blunt force damage... Used when monkey fisting a bad monkey...
If you need a weapon but you are not allowed to have one , take this rooe for a monkey fist to help you.
by LuckyGrendelSparkleMSK December 24, 2018
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It’s when someone dresses up in a monkey outfit, shove their fist up their ass while sucking their “banana” (penis) until it’s mushy
My uncle came in with a monkey suit on and gave me a monkey fist until my penis was mushy
by Urmomsaucy December 21, 2018
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