A clump of hair, dust and dirt usually found in Flat 323.
A Bitengog can usually be found on the carpet in the lounge, hallway or occupants' bedrooms. Any attempt to Hoover up the bitengog is useless as they have learnt to adapt and are now immune to the effects of sucking.
Alex is the King of the Bitengogs.
Game is on Bitengogs
Bitengogs are go
Pimp your Bitengog