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!
5π 26π
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.....
9π 1π
To have sex with someone with great force and power
Yeah that Lucy Iβd mash her up
Iβd Mash you up
3π 2π
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."
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
When a person gets bored of one persons vagina so has to swap from fanny to fanny. Also if a person does not get action from his girlfriend or only once or twice a week so finds other girls so he can get gash all week.
Joe: Woww i've got a proper gash mash-up this week lillie on monday then ellie tuesday then my girlfriends sleeping over wednesday but friday i think i will see Georgie.
Jack: Ahh cant be arsed my girlfriends fanny is to tight i get bored might as well go fuck Georgie.