Tty tmr 

Tty tmr means Talk To You Tomorrow. It is basically TTYL but sometimes it is very late and you need to sleep, so tell the person you are talking to tty tmr.

Sorry I've gotta sleep so tty tmr.

Tty tmr by Max speed Shazam April 11, 2019

ttytmr 

Talk to you tomorrow (on instant messaging)

"Hey im going out for a bit so i guess ill ttytmr"

ttytmr by xxxhiyu October 8, 2009