Top Definition
1. extremely difficult or challenging
The AP calc test today was really diff.
by 5'1"Racer February 12, 2005
a nice way to say fucker
You’re a diff.
by bread infection December 07, 2009
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 16, 2006
n. An abbreviation of "different"
As Digitus and the Asian girl are IMing...
Digitus asked, "Hey, u wanna go to the movies?"
The Asian girl replied, "No, let's do something diff. Let's go into a forest."
Digitus asked, "Why? Do you wanna do it? Cuz I do."
The Asian girl replied, "Yeah, let's go to the one over by the ice cream place and bring a condom, ok?"
Digitus replied, "Yeah, I got it. See ya."
The Asian girl said good-bye as they logged off.
by Digitus August 13, 2005
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
To do a Diff is to power level a character on an MMORPG from the bottom to the top level available in record amount of playing time. MOST who do this, have intentions of their account going to a Ni Hao website (Ni Hao = gold farmer)
(Lumathus):Man where did all our tanks go? they all went to healing spec! argh!
(Unregistered): hmm maybe I should do a diff with my druid so we have a tank in guild eh.
by Anticleia February 07, 2010
Short form for the biggest capital City in Wales
Sorry boys, can't come out on Saturday....i'm heading back to the 'Diff for the weekend
by Goose9t9 May 18, 2007

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