bumfiddle
simply, an action where you flex your bum cheeks and somehow figure out how to play a fiddle with it.
"Oh my god, that guy is such a good bumfiddler!"
"Yeah look at his bootie flex that fiddle in such a violent way!"
"Yeah look at his bootie flex that fiddle in such a violent way!"
Bumfiddle
Bateson87 is a bumfiddle
Dylan:bateson is my bumfiddle
Matt:same
Matt:same
bumfiddler
Someone who fiddles with their own bums or a mates bum.
Roger: "I went into Frankie's room and he was fingering himself."
Jermaine "That dude is a bumfiddler"
Jermaine "That dude is a bumfiddler"