The practice of taking a dump whilst sat facing the wrong way on the toilet. The turd is then left hidden underneath the lower toilet seat, so that it can't be seen until the next person has actually sat down and started their business.
Alice was shocked to find herself actually peeing all over the reverse doogan left there earlier by her flatmate
by Pierreluigi88 July 7, 2008
Get the Reverse Dooganmug.