An insult that refers to someone being a cum stain of a skank.
Homeboy 1: You aint my boy no more.
Homeboy 2: Screw you scain on ur mama's bed
9๐ 9๐
An abbreviation for cum stain. Instead of saying two words, you know say one: scain.
Chuck: Yo Brad how was your night?
Brad: Pretty damn good. I busted all over him and now heโs got scains all over his shirt.
Chuck: Lmao heโs gotta get some bleach for those scains!!