After a long night of drinking, with no food in your stomach, you wake up with the urge to excrete waste. When doing so, the sound made from one's anus goes "Brrrrrrrrrrrrrrrr", leaving the bathroom with an awkward smell and potential splashback.(verb)
by Matthew Fernandes May 9, 2006
Get the Birdmanmug. A white thug who is super sick nasty at basketball and is covered in tattoos, wears high socks, and has way too much hair gel with a headband.
by thesuperflybirdman May 25, 2009
Get the Birdmanmug. The nickname of pro skater Tony Hawk, also the name of his company I think... And an old comic book superhero... Had a tv show in the 60's or 70's maybe the 70's...
by OmnipotentSeal June 14, 2003
Get the Birdmanmug. by Commander8750 December 22, 2018
Get the Birdmanmug. by Bob Dole May 13, 2005
Get the Birdmanmug. by birdle August 14, 2010
Get the Birdmanmug. by foshizzleKG November 1, 2007
Get the Birdmanmug.