The Fuck. Most commonly used as a shortened WTF. However, TF is used in instances when WTF takes too long to be said. TF is also used in a more exclamatory sort of phrasing.
Josh: Hey, dude, look out for the FUCKING TRAIN!

Nate: TF? *hit by train*
by Doople Banger May 13, 2009
Get the mug
Get a tf mug for your sister Larisa.
Short for "Transformation Fantasy" or "Transformation Fetish" or just simply "Transformation".
Some furries actually have TF fetishes.
by ISDLBZF October 27, 2018
Get the mug
Get a tf mug for your brother José.
'the fuck' as in the last two letters of wtf
whotf is this asshole?

whytf did that kid just do that?

wheretf do you think you're going?

whentf did this asshole get here?

howtf did that shit just go down?

wtf?
by Bophadeez May 24, 2010
Get the mug
Get a tf mug for your Facebook friend Yasemin.
An internet acroynm that means 'the fuck'.
tf is that?
tf are you doing
by micke3737 July 02, 2015
Get the mug
Get a tf mug for your father Manafort.
tittie fuck, if you cant use your imagination then its basically sticking your dick between some tits then fucking them...can leave nasty stains on your chest if he's just eaten beans or something
by nza May 12, 2004
Get the mug
Get a tf mug for your Aunt Beatrix.