Commonly used by rezzy mfs but it means cousin
Cousin 1: "Sup cussin"
Cousin 2: "Supden fok"
An abbreviation for the stimulant drug Isopropylphenidate that's sold in Manitoba by dealers instead of Ritalin often
Manitoba Drug dealer: "Wassup Cussin, whatchu need fok?"
Student who needs stuff fok: "I fokin want some Iph Er wut?"