variants:
or co-proprietor
plural coproprietors or co-proprietors
Definition of coproprietor
: one of two or more joint proprietors In fact, the personalities, quips, and shenanigans of coproprietors Ed Moose and Sam Deitsch have generated a spate of articles and sentimental "my-favorite-saloon" pieces that are the stuff of legends.— Caroline Bates Leah Chase, known as the Queen of Creole Cuisine, has hosted countless TV shows, and is the co-proprietor of the restaurant that bears the name of her husband's parents.— Dwight Brown
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Time Traveler for coproprietor
The first known use of coproprietor was in 1796
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