A trampy girl who get's up and dances to the song "Doncha wish your girlfriend was hot like me".  She'll say something like, "oooooh dis my song!" and start dancing provacatively.
by AZFN November 7, 2007
Get the donchamug. by meesamanda March 5, 2010
Get the donchamug. by The Zucchinis!!! March 29, 2009
Get the cantcha donchamug.