fill up 

To get drunk, hammered, pissed, or alternatively an event at which you get drunk, hammered, pissed. Therefore can be used either as a 1. verb 2. noun

1. Hey, it's Friday, come on round and we'll fill up.
2. It'll be a proper fill up on the weekend. They love the piss.

fill up by ontheweekend August 28, 2006

fill up 

When a man injects semen into his womans vagina.

My girl is on the pill so I'm gonna give her pussy a fill up.

fill up by Dig That!!! September 17, 2010

Fill Up Your Tank 

To pregame or drink before you begin your night out on the town. To consume alcoholic drinks at one's home, perhaps due to: a rough economy with hard times, being an underage child without a fake ID, or in most cases, insurance for good times.

Me: "We're going to a speed dating event tonight???"
John: "Yep at 10pm"
Me: "Wanna come over and fill up your tank at 8?! I'm gonna need it!"

Fill Up Your Tank by Stephanie Cooper February 11, 2009

fill up your bean bag 

Get ready for something. Particularly a significant event.

"Fill up your bean bag mate, big game on tonight'

fill up your bean bag by Wandering Willy July 19, 2017

fill up a can 

the bulimic equivalent to "smoke a bowl".
many bulimics look like they're taking a drink of something in a can, but are actually depositing small amounts of vomit into the can in the most non-attention-drawing way possible.

bulimic one: hey, I just ate way too much. I'm gonna go fill up a can.
bulimic two: have a Diet Pepsi

fill up a can by burn your friends July 29, 2008

Fill up Dog

A guy or girl that gets creampied or cummed inside their holes very often

John: Brandon's sister is such a slut
Mike: Hell yeah man, she's a fill up dog

Fill up Dog by The best seller May 6, 2025

Fill up the hoodie

The action of an uncircumcised male stretching and pulling one’s foreskin over the head of one’s penis at the point of ejaculation, so ejaculate fills the foreskin.

“I fill up the hoodie every time I masturbate for convenience and maximum pleasure.”

Fill up the hoodie by Phil Hoodie January 22, 2026