coxPronunciation: /kɒks/Translate cox | into French | into Italian Definition of cox noun a coxswain, especially of a racing boat. verb [with object] act as a coxswain for (a racing boat or crew):the winning eight was coxed by a woman (as adjective coxed)the coxed pairsDerivatives coxless adjective Origin: mid 19th century: abbreviationcox in other Oxford dictionaries Definition of cox in the US English dictionary