OVERWORK Meaning of OVERWORK in English v. & n.v. 1 intr. work too hard. 2 tr. cause (another person) to work too hard. 3 tr. weary or exhaust with too much work. 4 tr. make excessive use of. n. excessive work. Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012