a particularly sick individual who is not satisfide with the usual five finger shuffle, and feels it nessecary to penertrate his own rectum with 1,2 or even three fingers whilst beating one off, adding to his own miss guided feeling of sexual gratification.
i was going to have a wank but i thought fuck it why not have a finger bum wank (FBW) i deserve it!
by franklin B wankface May 21, 2006
Top Definition
insertion of a finger into the anus whilst "jackin it"
"jeff likes to finger bum wank (FBW) with himself"
by lazycouchpotato7 June 20, 2006
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.