1 definition by Jofamo
The abbreviation of Shut The Fuck Up And Get In My Bum. Most commonly used in situations dealing with frustration, both trivial and sexual.
"Hey James, you know that piece of toffee I gave you earlier ?"
"Yeah ?"
"Aye, it was actually a deadly mix of rat poison and snake venom. Nan's old recipe."
"...
STFUAGIMB"
"Yeah ?"
"Aye, it was actually a deadly mix of rat poison and snake venom. Nan's old recipe."
"...
STFUAGIMB"
by Jofamo March 19, 2007