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1.
To get completelyignored by a girl as soon as she is taken whether or not you were interested in a relationship.

Name comes from a person who does it all to often.
1: You hear? Victoria totally Tiff'd me! I helped thatslut out and as soon as she found a guy she stopped talking to me. She was shit before I found her!
2: Shit nigga. Sounds bad!

Tiff: LOVE MY BF
*Stops talking to the victim*
*Tiff breaks up with BF*
Tiff: HI HOW ARE YOU?
by Cyantist June 14, 2011
 
2.
Getting used by a stupid whore. Who works at mr. markets, and likes gingers.
Man, you got tiff'd!
I HATE TIFF!
by pissed offf October 23, 2008