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1.
A ghetto-fied, knockoff version of the popular permanent maker, Sharpie.
Kelly: Dude, they have Sharpies on sale for $2 at the flea market
Mark: No, Kelly. Those are Shoupies; they are ripping you off.
by katyismach5 November 08, 2008
 
2.
Significant other; ones partner in a dating relationship.
Jessica is my shoupie.
"What's up with you and Jessica?" "Oh, we are shoupies."
by FirebirdJon April 29, 2009