Top Definition
Soap used for cleansing the brain of a disturbing image or words that just wont leave.

Can also be spelled without a space, as Brainsoap
"I think i need some serious brain soap after seeing that"

p1-"That image is now forever burned into my retinas... "
p2-"Not with brain soap!" *hands brain soap*
p1-"ahh brain soap"
p2-"so what was that image?"
p1-"what image??"
by Yaku Leslie-Draco Drespeire March 10, 2010
1 more definition
A clever product thought up by two rather stunning Canadian girls that allows one to wash harsh images and thoughts out of one's mind.
Girl 1: Hahah, what if your boyfriend wore a leotard?

Girl 2: NO. NO. NO. GET THE BRAINSOAP NOW! AHHHHHHH IT BURNSSSSSSSS.
by awesomecanadians January 28, 2011

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