STI in texting could mean:
Displaying 1-2 of 2 result(s).
STI
Slower Than I
in Texting
STI
Search for Terrestrial Intelligence
in Texting




Similar to STI

B/C - Because
B4 - Before
B4N - Bye For Now
BA - By Arrangement
BA - Bad Ass
BBB - Blah Blah Blah
BBL - Be Back Later

View all in Texting