The process of getting an exceptional blowjob, hence the word “brain”, and letting loose the largest load of all time.
Jake: “Yo, Andrew did you get it from Angie last night.”
Andrew: “Yeah man, she gave me the brain drain.”
Andrew: “Yeah man, she gave me the brain drain.”
by Trident of Treason August 24, 2018

by flash morgan December 25, 2007

by Taybaegay February 13, 2017

When someone accidentally excretes solid waste from their asshole and is forced to stuff the excretment down the drain using their hand and/or foot. This most commonly refers to chunks and logs as opposed to diarrhea.
by Waqas, Chris, Jared, David, Brian, Matt May 23, 2006

when the female queefs while her partner is ejaculating inside of her so it sprays out and he comes on himself!
by wewantmore September 10, 2010

A flat tire on the way to the concert of your favorite band ... Mana drain.
Don't be such a mana drain.
Don't be such a mana drain.
by Jennie5366 May 21, 2009
