UMK

You Must Know

What is UMK? It means You Must Know in online jargon. It’s an abbreviation used in texting, online chat, instant messaging, email, blogs, newsgroups and social media postings.

Also known as text message shorthand, chat acronyms, cyberslang and leetspeak, NetLingo.com is here to track all the online lingo. For the largest list of Internet acronyms and text message jargon, click on "more info" below!

See also : acronym  TNO  NSS  
NetLingo Classification: Acronyms and Text Message

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