tba
(to be announced) used in writing to show that a time, place etc will be given or decided later

[TahlilGaran] Dictionary of Contemporary English ▲

TBA
To Be Announced - used when something will be announced later
I looked in the television guide to see what the 7:00 movie would be but it only said TBA.

[TahlilGaran] English Idioms Dictionary ▲

TBA
To Be Announced 
To Be Arranged

[TahlilGaran] Acronyms and Abbreviations Dictionary ▲

T.B.A.
Tobe advised, To be agreed

[TahlilGaran] Acronyms and Abbreviations Dictionary ▲