Someone who 'chirps' a lot, much like a Bird. Someone who constantly talks a lot of shit and doesnt do anything to back it up.
by JamieP April 17, 2006
Get the birdmug. A bird in the hand is worth 2 in the bush, meaning a cum-shot in the bird is better than 2 cum-shots over the tits or on the belly (beaver)
by John R. December 9, 2003
Get the Birdmug. Built In Rogue Dildo - The stub where a hand or foot once resided that can be used for self pleasure. May at times dabble in rogue patterns.
by gilios October 2, 2005
Get the BIRDmug. a person from the svu fandom who is total trash and garbage. hates warren leight, is gay, watches the x-files probably.
by partyhardlikeabard June 27, 2014
Get the birdmug. Bird is the word
bi bi bi bird bird bird, bird is the, now every have you heard the word, everybody knows that the bird is the word.
by James1111124312342342342342342 November 2, 2010
Get the Birdmug. 