mashing up a girl's dinner

To perform the act of anal sex on a woman. To fuck a girl in the ass.

Last night i was mashing up a girl's dinner and i got shit on my dick!

by patyouth711 July 18, 2009

mash it up nah

A trinidadian phrase to usually said AFTER some one comes close to breaking something,it is a form of sarcasm.

person 1) knocks over appliance

Person 2) well mash it up nah.....

by bronte91 January 31, 2009

Mash you up

To have sex with someone with great force and power

Yeah that Lucy I’d mash her up
I’d Mash you up

by Mayson Wordsworth October 13, 2018

Mashed up Dundee cake

The disastrous results of shitting yourself and seeing what the contents of your undergarments look like

Egad I've got 3 and 3/4 lbs of mashed up Dundee cake in the seat of my pants right now

by Mon nom de plume est Satre August 26, 2016

Mash up

Mane. To Fuck that’s it

I look I’m tryna mash up and mash out nothin else labih!

by Tha$lickest April 11, 2018

Mashed Up Monkey

Put a banana in a sock, mash it up and put it in microwave for 20seconds. When done put it over your penis and start masturbating.
(20 secs only so you dont burn your knob)

I'm going yo get home and have a mashed up monkey

by No muff to tuff for buff May 5, 2022

Mashed Up

When a phallus looks like it's pressed between two panes of glass. Credit to Tommy of Browntown Podcast

"We had intercourse, and that was good to know it wasn't all mashed up, said Heather about Paris."

by Elle Bea June 22, 2022