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A prefix that denotes jointness or the state of being conjunct or united. To be together, with, or not separate from; conjoint or combined.
A corespondent in a lawsuit is one who is joined as a defendant in the suit. A co-owner is a person who owns something in conjunction with another person. A co-administrator is one who jointly handles the management of property with one or more persons.
CO. A prefix or particle in the nature of an inseparable proposition, signifying with or in conjunction. Con and the Latin cum are equivalent, as, co-executors, co-obligor. It is also used as an abbreviation for company as, John Smith & Co.
Co. Litt. 126.