To hold a shit in all day, forcing the stomach to roll it in a tightly packed cinder block and having to force it out with a jack hammer.
Christian, I have to shit so bad but I think I can hold it in until I get off work.
You better not Nick, because you'll be stopped like a concrete shit mixer!!
You better not Nick, because you'll be stopped like a concrete shit mixer!!
by DeezzzzzzNuts January 9, 2015

Somebody who is a dick to everyone and has a vagina. A guy who won't listen to your problems and is just a big old dickbitch.
CuDi: Did you see that guy? He's being such a Finny J Mixer!
SwedishFish: Marcus is such a Finny J Mixer.
Puckfasa: Let's hope he doesn't break a nail!
SwedishFish: Marcus is such a Finny J Mixer.
Puckfasa: Let's hope he doesn't break a nail!
by iamanonymouslysubmittingthis January 1, 2012

The sexual act of inserting 3 or more red grapes into the vaginal canal and using your penis to juice the grapes into a liquid state for consumption afterward. Once fully mixed a hardy POW is yelled to signify completion.
Last night during a sensual evening Jordan suggested to Ashley that they should have a Catalina Wine Mixer.
by Baby_Belly_69 May 29, 2010

When a group of males ejaculate into a woman's anus while rolling her and when everyone has finished tilt her over and let the semen pour out resembling cement being poured
by biggyy April 19, 2016

A common name for a porno, though a cement mixer is a special type of porno where body parts are arranged in incredible artistic arrangements....like when you get a flower arrangement and they make em all pretty.
Yea I'd have a cement mixer with those girls! IF YA KNOW WHAT I MEAN *wink wink*
I was watching this crazy cement mixer yesterday where this girl clamped this dude in a pretzel with her legs.
I was watching this crazy cement mixer yesterday where this girl clamped this dude in a pretzel with her legs.
by JJSupah August 25, 2004

When having anal sex with a heavily tequila-intoxicated individual the penis is pulled out of the anus right before orgasm and shoved into the mouth causing the receiver to vomit creating the mixture of "chocolate," tequila, semen, and vomit.
After leaving the Cinco de Mayo celebration Brigham was saddened to learn that he missed watching Jeremy give Emily a Mexican Chocolate Mixer.
by MojoWojo December 16, 2011

by Quinkwopple Quirkinopple October 10, 2003
