The Brief: LMK is a texting abbreviation for "let me know."
LMK is a texting abbreviation for “let me know.”
if u got a crush on me lmk now or forever hold ur peace
— ching keef (@MUVACHING) July 18, 2018
Do I have a sign on my forehead that tells people to bail on me ????
— Brandon Woelfel (@Brandonwoelfel) July 16, 2018