BTIAS
BTIAS is a text messaging acronym for "Be There In A Second".
<friend1> Hey, come taste this awesome pork shake I made in my new blender.
<friend2> Sounds delicious! BTIAS
<friend2> Sounds delicious! BTIAS
BTIA
Big Thumb in Ass
i hit my gf up with the BTIA last night she was surprised but loved it