Butt Tagger is a word used to descibe someone who tags on restroom walls while using the toliet.
I know Gary's the butt tagger. I know his hand writing.

I butt tagged Jennifers cell number to get back at her.
by RollaCoasta January 28, 2010
Get the Butt tagger mug.
An over zealous anal sex addict, or the role played by Ben Affleck in Mallrats.

Also, a date who won't take no for an answer.
"How was your date last night, Anne?"

"It went fine except that butt tagger kept trying to get in my pants."
by Pryllie June 4, 2007
Get the butt tagger mug.