To fluff shake is to diarhrea. It is a liquid form of a fluff. It is derived from the fact that when you diarhrea it looks like a messed up milk shake was poured into the toilet.
Man, that bean burrito I had yesterday sure gave me a bad case of the fluff shakes.
Oops! I just fluff shaked in my pants.
Oops! I just fluff shaked in my pants.
by Poopty puepty pants April 18, 2005

by crackapple-D; January 13, 2011

To take a shit on one leg and with the other leg dip your foot in the shit and smear all over someones face
by matt January 14, 2004

The act of having your partner finish you off on her face and or chest, in the motion of the shake-weight from them hilarious commercials.
Kevin: " hey, did you go home with that bartender last night?''
Steve: "yeah."
Kevin: ''DETAILS!"
Steve: " well, we went back to my house, had a few drinks, smoked a joint and then she ended up shake-weighting me."
Kevin: " you lucky bastard. I can't beleive she shake-weighted you."
Steve: "yeah."
Kevin: ''DETAILS!"
Steve: " well, we went back to my house, had a few drinks, smoked a joint and then she ended up shake-weighting me."
Kevin: " you lucky bastard. I can't beleive she shake-weighted you."
by prodigyofmind July 28, 2010

When you place your double chin under somebodies ballsack, and wiggle it like a bad mother cock licker.
by dicklicker5000-eli June 11, 2014

by Chica Boom August 27, 2004

When a guy is kind enough to make a nice vanilla milkshake for his girl, and jerks off in the ingredients before putting it in the mixer.
She said she wanted her milkshake to have a sweet and salty taste, like a candy bar, so I made her a seman shake.
by siciliansal September 30, 2013
