dent / dent/ • n. a slight hollow in a hard, even surface made by a blow or by the exertion of pressure. ∎ a diminishing effect; a reduction: a dent in profits.• v. [tr.] mark with a dent: the moose dropped a hind foot and dented the hood of the car. ∎ have an adverse effect on; diminish: this neither deterred him nor dented his enthusiasm.