Is TTM used only in texting?

No, TTM is not only used in texting. Although it is usually seen in text messages, TTM can be found in posts in social media, comments and even online talk. People use it on many platforms such as Facebook, Instagram and Snapchat to invite others to talk. The informal nature of TTM suitable for random conversations, whether you send a friend or comment on a post. Therefore, if you see TTM in a comment section or chat room, it still carries the same Ttm Mean In Text, "Talk to me!" This is a great way to encourage interaction in all informal surroundings.