TFZ 

When a girl or guy is in the friendzone. They joke about it using this term.

Girl" hey danny you're in TFZ"
Guy" i still love you laur laur"

TFZ by Side hoe January 2, 2014

TFZ 

Acronym for 'the friend zone'; a play on the famous 'thirty mile zone', or TMZ.

I don't know if you realize if, but she has you in TFZ.

TFZ by thro November 27, 2012