A durff is a person who uses overtechnically annoying wannabe sacrastic and witty comments. Also who is a kissbutt egotastical nerd.
"Gawsh! He has SUCH a durffy
attitude!"Girl1 "Yeah, his durffitude
fuels his ego the size of Jupiter!"Girl2
"Are you talking about me? Durff isn't a word you guys! Hehehe *nerd laugh*! I'm I annoying! Hehehe!*snork*",Durff.
"Shut up you stupid durff!",Girl1and2