a word commonly expressed usually at the end of a round or match (prominently in Overwatch) that implies a skill differential between one hero and the opposing same hero. used to shit-talk the other team and absolutely flex your skill on the same opposing hero.
*Super loses on Roadhog*

opposing hog hog diff
Super u id dnothing
Super please dont speak to me
Super :/

*Goes Wrecking Ball*
by Garry McDonalds-Burger January 8, 2021
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an unselective and microscopically thorough comparison between two versions of something; comes from the Unix "diff" utility, which gives a list of all the differences between two files.
"First up I'm going to diff the technological advances of the two cultures."
by master_gopher January 17, 2006
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The AP calc test today was really diff.
by 5'1"Racer February 12, 2005
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Short for differential when talking mostly about trucks and 4x4's
"Yeah I got an ARB locking diff in the front and a detroit locker in the rear"
by Moto May 20, 2006
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A "different" person. Normally a frequent patron of any thrift store in the area. One trying so hard to be different that they are in fact just like all the other kids that are different.
kid 1 "Hey look at that dude in the yellow pants and Gumby shirt."
kid 2 "Yeah, he's a total diff."
kid 1 "Dude I want a Ted Dibiase Shirt."
kid 3 "You diff."
by Charlie Grinders November 17, 2005
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