When two people are having sex, the man pulls out of his partner and while the bottom is stunned awaiting for ejaculation the top urinates on the terrified victim.
Jon: yo dude so I was chillin with Janet last night right?
Xavier: yea?
Jon: I totally pulled a Montana storm drain on her last night big cat
Xavier: dude no fucking way!!! Did you like major soak her?
Jon: yea dude bitch looked like an Oscar she was so yellow
Xavier: yea?
Jon: I totally pulled a Montana storm drain on her last night big cat
Xavier: dude no fucking way!!! Did you like major soak her?
Jon: yea dude bitch looked like an Oscar she was so yellow
by YeaImFine October 11, 2019

I decided to Drain the Lil' Wayne after 17 beers, the people next to me at the bar had urine all over them.
by A Polumbus September 8, 2007

"wow, when i found out you like the clogged drain effect, i thought of you in a whole new prospective
by andy w. cary nc March 2, 2005

by Nttm May 19, 2010

To Snipe Someone In The Head In A Video Game Or I Guess In Real Life.
It Has To Be A Sick Shot Before You Can Drop The Term Any Normal Snipe Is Not Good Enough.
It Has To Be A Sick Shot Before You Can Drop The Term Any Normal Snipe Is Not Good Enough.
*Tom Headshots A Rookie In A Game Of Halo*
Tom: Ohhh Shit What A Phat Brain Drain.
Frined: That Was a Fucking Sick Shot
Tom: Ohhh Shit What A Phat Brain Drain.
Frined: That Was a Fucking Sick Shot
by Jonathan R Potts January 7, 2009

"i blew diarreaha into chrissys face and then she blew me!" "sounds like a wet and sloppy snaking the drain!"
by phillip planet March 30, 2008

It's what you say when you see a hot sheila, and is also another way of saying, "I'd fuck her".
Drain a bag = drain ya balls
Drain a bag = drain ya balls
Two dickheads takin a stroll at the shops and one of em spots a hot sheila.
Dickhead #1: "oi! Shes fuckin hot ay!"
Dickhead#2: "awwwh fuck yeah cunt, she'd drain a bag!"
Dickhead #1: "oi! Shes fuckin hot ay!"
Dickhead#2: "awwwh fuck yeah cunt, she'd drain a bag!"
by Borkie December 19, 2019
