/ ˈkuːpeɪ; NAmE kuːˈpeɪ/ ( NAmE also coupe / kuːp/) noun
a car with two doors and usually a sloping back
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WORD ORIGIN
mid 19th cent. (originally meaning a four-wheeled enclosed carriage for two passengers and a driver): from French carrosse coupé , literally cut carriage. The current sense dates from the early 20th cent.