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You may have seen “Lmk” pop up in a text message or group chat, but what does it mean? Lmk is a texting acronym that stands for “Let me know.” Most often, it’s used to ask for information or to see if someone has made a decision yet—making it a super popular slang term for texting and social media! Read on for a complete overview of Lmk, plus examples of how to use it and when it’s appropriate to send to people.
LMK Meaning
“Lmk” is an abbreviation for “Let me know” that's often used on social media and over text. It can be written as “LMK,” “Lmk,” or “lmk,” and asks someone to get back to them with more information or a decision about something they've discussed.