What does TT stand for?

What does TT mean?

TT	Trinidad and Tobago Regional
TT	Trinidad and Tobago Regional » Countries
TT	Turning Tree Miscellaneous » Construction
TT	The Town Community
TT	The Tube Community » Media
TT	Time Trial Community » Sports
TT	Total Time Medical » Physiology
TT	Technology Transfer Academic & Science » Electronics
TT	Technology Transfer Governmental » US Government
TT	Twin Turbo Governmental » Transportation
TT	Tourist Trophy Community
TT	Tatar Regional » Language Codes (2 Letters)
TT	Tourist Trophy Community » Sports
TT	Test Tube Academic & Science » Chemistry
TT	Teletype Governmental » Military
TT	Two Thousand Business » Stock Exchange
TT	Travel Trailer Governmental » Transportation
TT	Think Tank Governmental » US Government
TT	Two Towers Academic & Science » Geology
TT	Thermal Transfer Academic & Science » Chemistry
TT	Treatment Technique Medical » Physiology
TT	Tenure Track Academic & Science » Universities
TT	Touch Tone Computing » Telecom
TT	Too Tight Medical » Physiology
TT	Telegraphic Transfer Business » International Business