Fiddle bum 

Term used to describe a person who always has his/her fingers in the anus. The person may do it for the simple pleasure of 'getting' that itch or because they are exactly just that - fiddle bums. Some also like to sniff their fingers after getting in *deep*
Can also be used as fiddle butt to describe somebody who does that in public. Fiddle fingers nail- nail or finger that has traces of being in the ass

Jammie: Hey Jack, what the hell do you think your doing?
Jack: Nothing man. Just scratching. Nothing wrong with that *shrugs*
John: walks by and says fiddle bum and walks of laughing!
Jammie to Jack: You always were a fiddle bum/ass/fingers/nail

Fiddle bum by twiddlybabe November 5, 2011

bum-fiddler 

Derogatory. One who handles their anus for recreation. Similar in use to wanker.

"That bum-fiddler just cut me up."

bum-fiddler by hannahsmetana April 13, 2015

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!"

bumfiddle by giannapranker123 July 11, 2009

Bumfiddle

Bateson87 is a bumfiddle

Dylan:bateson is my bumfiddle
Matt:same

Bumfiddle by Bumfiddlejim May 5, 2019

Bumfuddle 

1. to place an object in one's own anus to assert dominance over the object. Often times a coping mechanism

1. John believed that he deserved a better grade than the unsatisfactory grade that he received on his test. So he bumfuddled the test to show it who was boss.

Bumfuddle by Dr. Manuel February 23, 2004

bumdiddler 

(n.) Someone who likes to play with their asshole, or someone else's; this also includes the playing with fecal matter

Tiffany is such a dirty bumdiddler....

bumdiddler by Analkingdom December 30, 2013

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"

bumfiddler by jeremiah1234 March 28, 2010