look up any word, like half chub:
 
2.
1. When a guy titty fucks a girl from the top while at the same getting his taint tickled. 2. The easiest way to answer a true or false section of a test if you have no idea.
1. Nothing is more awkward than having you mom walk in while you're TFTTing a girl.

2. I had no idea we had a quiz today so i just TFTT'ed that bitch.
by Sluut November 22, 2010
 
1.
Tweeting from the toilet.
"Sending out this Tweet(on Twitter) while on the toilet because it couldn't wait. #TFTT"
by outlawtorn2 September 18, 2013