IRTFW 

I rule the frigging (or fucking) world.

From the viral behavior of Googling "I rule the frigging world"

I pwn your zyp and IRTFW.

IRTFW by Ruling class January 4, 2008

irtf 

Used on websites such as Myspace, meaning "I'll return the favor" on picture comments.

Similar to the term pc4pc.

"I have new pictures, comment them pleaaassee! irtf!"

irtf by Niccy92 June 26, 2008

ITTFWU 

"I think they're fucking with us"

P! on Haruko's vespa... why?

ITTFWU...

ITTFWU by takkun January 1, 2005

itfw

"in the friendly way"
a disclaimer after telling a good friend you love them, just to be sure they dont think you actually mean it.
orginally from girls saying it to other girls

lol Emma I love you...
itfw of course :P

itfw by rsdq411 January 27, 2009

Irdfwah 

Stands for - I really don’t F*ck with anyone here….

I realized no one else uses this so let’s make it a thing.

“Why are you leaving already? you just got here.”

“Tbh, I love you but irdfwah”

Irdfwah by Baeky May 11, 2023

Itfwu

If. They. Fuck. With. You.- will shame them away. Respawned as always at a safe place for everyone.

Itfwu they’ll be meeting Ask!
Itfwu they’ll be tending the fruit orchards in the underworld until they’ve grown up!

Itfwu by AskTheRockIfHedSitOnYourFceDon October 3, 2025