1.) To drink two Icy-Cold Duff Beer at once.
2.) To be accompanied by both Haylie and Hilary Duff

A guy who is a combination of a dufus and a douche bag. Thinks he's too cool to be considered as a "dufus" but dorkier than a "douche bag."

chicks fighting by pushing and a lil' pinching goin on

Im Hella faded right now i dont know how im going to make it home tonight. i dont even know where the fuck i parked at. I'm Duffed Out

Nice ass mother fucking bitch

A Dance involving flailing your wrists around like a demi-incapacitated flamer boy.

Also used to describe someone or something that is not particularly pleasant.

For example, someone who is jammin out to K$ sipping on Sangria would be Cham-blammin', whilst someone who is sitting with their great aunt Agnyes laughing about the ultimate Republican goal of complete female opression/obliteration would be Muf-Dufin'.

Duf is a ugly fat girl in your friend ship every body has one and there friend is much hotter than she is