Tiny Text Syndrome, A condition suffered by several video games of the HD generation. When the text size is decreased (for aesthetics or) to be less obstructive on HD screens, but leaves non HD screens unable to display in-game text clearly.
by danno84a February 10, 2010

by Moe The Hitta May 18, 2015

Between 12am and 6:30am, if at least 500 people tweet about the same subject in about 1200 total tweets, it could become a TT.
by twitter.com/RealMsBrittany October 10, 2009

Peter: "You have a tough draw. You think you'll beat the first seed in the tennis tournament, brozay?"
Carl: "Of course. No one's TT like I am."
Carl: "Of course. No one's TT like I am."
by stockman09 December 24, 2010

TT stands for "too turnt". TT is a commonly used abbreviation in Toronto that Robin Banks (a Toronto rapper) created and it caught on when Drake quoted "tt" in an Instagram caption.
by jamie2324 September 4, 2016

by pad July 7, 2004

Acronym for 'Terrorizing The Streets', a short-lived chav/townie crew based in the middle-class North West London suburb of Ruislip, consisting of a dozen delinquent fifteen year-old boys thinking they're hard by prowling the Ruislip high street in their Burberry caps on Friday nights, graffiting everything in sight. Will attempt to start a fight on any grounds, but are not to be taken seriously.
by heebiejeebies November 13, 2004
