Teens often apply TMB to text applications like iMessage, WhatsApp, Snapchat or social media DMs. It is used in the end of conversation when one individual is waiting to be answered. As an example, I will provide you with the details later, TMB. The awareness of such contexts will assist parents in understanding how children abbreviate messages to be concise and effective and make communication faster in the digital era when conciseness can be valued more than long answers. Know more about what does tmb mean