Top Definition
Refers to someone who is extraordinarily dumb, as exhibited by extraordinarily bad choices.
Duffus

It just refers to someone who is exraordinarily dumb. A derivative of "dumbfucks" from the latin dummass frickinious idiotus.

Dude was a total duffus and used gasoline to start his charcoal for the picnic! Hence the fire department and paramedics
#duffus #dumb #bad choices #carelessness #dangerous.
by DustyDude June 03, 2015
Name for the worst people in existence, also name for vagina or something thats broken.
Duff: "My name is @##$ Duffus"
Bystandard: "How do you sleep at night"
#cocksuckers #jews #lucifer #bastards #cock smuglers
by Patrick!@#$%%^^ April 13, 2006
A long, thick, uncircumcised penis; The best sex any member of the female species could hope for.
That guy had quite the duffus!

I had some duffus last night..... it was phenomenal!
#duffus #penis #sex #guy #uncircumcised
by imsothug April 29, 2011
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