Shorthand for not much you, NMU is used in chat and other text-based communication as a response to other users greeting them as they enter chat or come online. Below is an example of how this could be used in chat.

User1: What’s up?User2: NMU?User1: Chilling, home from school.

Chat terms, NM

  • Top 10 terms every parent of teenagers should know.
  • What are the most important computer terms I should know?