Lmk

[Sarah]

Let me know

[Tanya Shivari]

It simply means let me know. Or get back to me with answer.
If it already formally exists, I dont know, but I started using it in my e-mails in the 90s for convenience. Today, someone responded OH!!!!!! after I replied to his whats the meaning of that e-mail. So, there you have it.

[Sonia]

Means Lick My Kitten, Kitten being slang for the female genetalia, this term would be used in the same context by a female that a male world use the phrase Suck my dick in

[Sonia]

Launched my Kitten

Lick my Klit

[Sarah]

Lets make Kids [Lets] [Make] [Kids]

[Ernesto]

Lmk
Lmk means “[let me know]”

Usually used [in text] message instead of [in person].

[Vania]

Lmk is the definition for [Lag] my [kla] if translated in English, it translates to Laugh me finished which is similar to laughing themselves dead([figuratively]).

[Gregory]

[lmk] means [let me know]. It is also an app mainly used for [Snap Chat]. People will say this when they want you to tell them something.