To place ones buttocks on a glass surface (window) and proceed to spread ones cheeks - squeezing out enough of a log to effectively "stamp" the glass with your stinky seal.
by Joe Joe 34 June 12, 2007
Also known as a "brown cat-stamp," this phrase refers to when a friend (or enemy) presses a cat's butt-hole on another person's clothes or skin.
Alan was disgusted when Mr. Niersen scooped up his kitten, and pressed her exposed kitten-anus against Alan's skin, leaving a cat-butt smell behind. Mr. Niersen had given Alan a brown kitten-stamp.
by al and sean September 9, 2010
Unwanted brown spot found on toilet paper during the ceremonial "courtesy wipe" after taking a shower, usually the result of an improper under carriage scrub down.
I couldn't help but notice your Mother took two showers back to back. She must have found a brown bingo stamp.
by Herb W. February 16, 2007
Unwanted brown spot found on toilet paper during the ceremonial "courtesy wipe" after taking a shower, usally the result of an improper under carriage scrub down.
I couldn't help but notice Mary took two showers back to back, she probably found a brown bingo stamp.
by Herb W. December 30, 2006
"Hey ma! You'll have to pickup the shoppin' alone, I'm on the bog an' we ain't got any brown shield stamps!"
by Baron Of Stuff November 7, 2007
The Brown Ball Stamp is when a man takes a shit on his partners chest, and then proceeds to dip his testicles in the fresh turd and then makes multiple stamps/images of his balls on his partner.
by GoatFYourself August 20, 2019