“Smks” is an abbreviation for “Shaking my kidney stones” it is often (rarely) used while texting and as a stupid alternative to saying “Smh” which is an abbreviation for “Shaking my head”.
“Dude im literally smks rn”
“Ur so stupid smks”
The history of smk:
On August 1, 2018 at 8:20 pm I misspelled SMH and SMK became a thing It originally meant Shaking My Knee bUt has been updated to mean Showering My Knee. SMK bro. SMK. It is extremely rude to SMK at a fellow dude tho so no do that.