Dave's fergness was showing when he told Jamie that it would be a great idea to jump off the bridge without a parachute.
by Fike Merguson August 19, 2009
Get the Fergnessmug. Reaming a dude from behind (doggy-style) and then rimming his asshole with your finger with which you run it (fecal matter and all) under his nose as to make a moustache with. Similar to the Dirty Sanchez, except strictly male related.
by DirtyFerg June 29, 2010
Get the Dirty Fergmug.