l.m.s.o.y.d.u.y.c.i.m.m
It’s when you sit on a cock until it goes boom in your mouth like a firework.
My cousin said he’d L. M. S. O. Y. D. U. Y. C. I. M. M. me if I stopped eating chicken nuggets.
She texted me, 'Let me sit on your cock until you cum in my mouth.'
He tried to do it in the hallway and got caught by the principal.