Coupey is an abbreviation of the word "coupon" but it can be replaced for any word in the english language.
Girl 1: "GUYS I BOUGHT SHIRTS!"
Girl 2: "Did you use a coupey?!"

Girl 1: "No it was on sale..."
Girl 2: "Stop being such a coupey!"
by jacquescoupey112 September 19, 2011
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A car that is so swagged out that it is classified as a two-door. Referring to expensive coupe style cars like the Porche 911 Turbo.
Yo is that coupey sitn on 22's?
by PBDK January 10, 2012
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