C.T.F.I.

Cum The Fuck In -
It is usually used by the female role in sexual intercourse, but sometimes may be treated as the polar opposite of G.T.F.O.

Man: You'd better let go, baby! I'm about to cum.
Woman: C.T.F.I., Baby!
Man: What? I don't u....uaaAAAGH!

by Huahahahaha April 17, 2011

S.T.I.F.

Slut that I F@!k

Bill: Who was that girl your hanging with.
Fred: That's just some S.T.I.F I hang with.

Bill: S.T.I.F.?!
FRED: Slut that I F@!k!
Bill: Nice!

by Crane69 November 22, 2014

F.I.T.

Fag In Training-
someone you know. a cool person who is slowly turning into a hater,blocker or fag.

yo, that cat is a fckn F.I.T. he's koo now, but he's startin to act kinda funny.

by karlisimo December 6, 2006

F.T.F.O.I.

"for the fuck of it"

Guy 1: Why did you sleep with that chick?

Guy2 : She was hot so i was like F.T.F.O.I.

by bnasty24 March 6, 2010

F.T.I.

Federal Tit Inspection

by Anonymous May 13, 2003

T-F-T-I Dog

Thanks For The Invite, when someone dogs you

When you suggest to have a gathering and then your not invited. This is seen to be an act of dogging, but is usually used with the term T-F-T-I Dog

by CALL ME SIR DOG September 22, 2009

F.I.T.A.A

F.I.T.A.A -

Is a well-known military acronym meaning Fucked In The Ass Again.

Can also be transferable into the civilian side of life for any kind of unhappy event.

Soldier 1 - Looks like we are getting deployed to Afghanistan again.
Soldier 2 - Yeah I know, F.I.T.A.A!
Or…
Soldier A – I heard you are deployed to Bagram Afghanistan
Soldier B – Yup… F.I.T.A.A!

by Battle*Canyons February 13, 2013