another word for text message, made up in a song by Kota Minyota in a freestyle over J Cole's "Can't Get Enough" instrumental
"So the females hit the t-mail, tryna get close to us" - Kota Minyota
The act of texting to someones email or vice versa, usually for the friend that doesn't have a cell phone.
Amanda doesn't have a phone so i have to t-mail her all the plans.
Sending a telepathic message
When you think someone understands your meaning by body language or facial expressions alone:
"I was warning you to shut up-didn't you get my T mail?
The definition of T-mail is just like "e-mail" expect it's via text. Text mail.
A text message would be an example of t-mail.
Frank: hey man, my internet is down just tmail me.
Bob: will do.