Internet
lmk
What does lmk mean?
A passive-aggressive nudge when overused, signaling you're still waiting and they haven't replied.
"'still need that file... lmk.'"
Origin
A straightforward initialism of 'let me know,' which spread through email and texting as a quick, casual way to request a follow-up.
Frequently asked questions
What does lmk mean in texting?
It means 'let me know.' It asks the other person to reply or update you when they can.
Is lmk pushy?
Not by itself — it's usually polite and low-pressure. But sending 'lmk' repeatedly can come off as impatient.
How do you reply to lmk?
Either answer their question now, or acknowledge it with something like 'will do' or 'k I'll let you know.'
Study it as flashcards or scroll it in Vocabulary Flow — saved to your collection.
