Pertaining to a person or persons of a mixed portugese and polish heritage. These people tend to drive beat up chevy cavaliers, and date girls with petite frames, yet have extremely large breasts.
Jamie is the dirty mex.
by Eric November 08, 2004
A cheap Mexican eating establishment which is usually located on your local state street. It will most likely have a California burrito as an item on the menu. It is referred to as 'Dirty' as it is usually cheap, greasy and quick as opposed to a classy 'sit-down' Mexican restaurant.
Bob just texted me back, and he says he just wants to get Dirty Mex before the game because he is broke.
by h4voc December 06, 2011