main drain 

geo

“Hey Geo my main drain”

main drain by maindrain1234 February 7, 2018

Drain the main vein

Slang for "Urinate"

"The Main vein" being the penis of course.

"I gotta drain the main vein something fierce"

Drain the main vein by Doc Evil July 24, 2003

drain my main vein

to piss (=

i'll be right back guys i gott go drain my main vein

drain my main vein by dongsaucer (= October 30, 2008

Drain the main vain 

1. The act of releasing urine from your penis.

2. The act of releasing semen from your penis

I drained the main vain all over her.

Well, time to drain the main vain

Drain the main vain by Nttm May 19, 2010

drain the main vain 

as in you need to go urinate(av a piss).

B: aw ive drunk too much. coming to drain the main vain?
C: yer sure...

drain the main vain by gareth matthews February 1, 2007

To drain the main vein 

Expression: for guys to take a piss.

I need to drain the main vein...like right now. Is there an industrial area where I can do it on the street?

To drain the main vein by Uncle Dimma July 26, 2025

Drain the main brain 

Similar to drain the main vain, however as we all know, cum is stored in the brain.

Timmy: “Hey Billy, what were you doing in the toilet last night? Sounded like you were role playing a rapidly declining dragon trying to climb a jagged rock!”
Billy: “ah sorry about that, had to drain the main brain”
Timmy: “lucky bastard!”

Drain the main brain by lonely_cowboy69 April 5, 2023