Bumsniff

Sniffing something with one's anus. Place the anus over somebodys face and clench the muscles of the bottom,, the opposite of a fart, thus bumsniffing.
Michael always wanted to bumsniff Merlo, so when the chance came, he bumsniffed him then he had a tashwank to celebrate.
by Pervy P April 28, 2009
mugGet the Bumsniffmug.

bumsniff

Someone who sniffs bums, an insult
look at you, you little bumsniff
by Lloydy May 13, 2005
mugGet the bumsniffmug.

Bumsniffer

If you are really promising yourself not to swear/curse; the word Bumsniffer comes out of your mouth.

Also, if you have noticed sniffing bums really isn't pleasent. So People will also take it in as a hurtful response. Just like fuckyou, or bitchplease. IT's all the same. Bumsniffe is just the nicest form to put it in :)

You can also say it randomly. Try it, It's fun.
"YOU FU..BUMSNIFFER!"

Person 1 : "Hey ______, you look like a douche today"
Person 2 : "Shut up Bumsniffer"

Random Person 1 : "....Bumsniffer"
by Tamer Tman Mistro December 10, 2011
mugGet the Bumsniffermug.

bumsniff

A more polite word used instead of an expleetive.
"Oh bumsniff, i crashed my spitfire again"
by YaZoR May 08, 2003
mugGet the bumsniffmug.

Bumsniff

The sniffing of someone's large wide dusty bumhole full of shit which makes you a bumsniff
Your a pure bumsniff you what a wrongun
by Big zan January 03, 2021
mugGet the Bumsniffmug.