overworkPronunciation: /əʊvəˈwəːk/Translate overwork | into French | into German | into Italian | into Spanish Definition of overwork verb [with object] (often as adjective overworked) exhaust with too much work:tired, overworked, demoralized staff [no object] work too hard:the doctor advised a complete rest because he had been overworking make excessive use of:our lifts are overworked use (a word or idea) too much and so make it weaker in meaning or effect:‘Breathtaking’ is an overworked brochure cliché noun [mass noun] excessive work:his health broke down under the strain of overworkoverwork in other Oxford dictionaries Definition of overwork in the US English dictionary