SMD stands for "Suck my dick" in texting it can also stand for Sexual masochism disorder.
Micheal: SMD
Jessica: Sure daddy
Smh=shaking my head, smd=shaking my dick.
"what are you doing" "smd bro" "oh cool"
Abbreviation for "Shake My Dick" it's commonly thought to mean "Suck My Dick" however this is a mistake.
This is often used as a snobbish retort when a person is mad, however a great counter to the much more common, but wrong, "Suck My Dick", is "Shake My Dick?".
Poli: SMD
Max: Shake My Dick?
my great aunt just got turned into a pancake after being mowed by a semi-truck
smd