1) A total
asshole, someone who deserves no
respect and can be considered legaly
retarded
2) A combination of the two phrases "dirt-bag" and "douche bag"
ex) Fred- "HEY JIM LOOK AT THAT CRIPPLED KID TRYING TO PICK UP HIS
FOOD, THATS SOOOO FUNNY AHAHAHAHAH"
Jim- "
Shut up fred your a fuckin dirche-bag"