NTM is a slang term that stands for "Not Too Much" or "Nothing Much". It is commonly used in text messages, comments, and direct messages on social media platforms like TikTok, Twitter, and Instagram. The term can be used to respond to a message asking what someone is up to or to indicate that there are not too many things to do or talk about. The context in which NTM is used can determine its meaning. For example, it can also mean "Not to Mention" or "Next To Me" depending on the context.