Using your own fingers to poke up your bum whilst using your other hand to rub your own sexual organ
by Alan Cheek July 20, 2008

Rhyming slang for wank of the week, describing a person who masterbates so much that they actually begin to experiment with other types of wanking, including poking ones own bumhole or lubing up a wall and rubbing ones self up it
He has been in his room for a lot recently and i keep hearing banging. he must be doing an alancheek
by alan cheek December 14, 2008
