flat-out


flat-out

(flăt′out′)adj. Informal Thoroughgoing; out-and-out: a flat-out promotional campaign; a flat-out deception.

flat-out

adj 1. done at maximum speed 2. US downright; complete and utter adv US simply; completely and utterly

flat′-out′



adj. Informal. 1. using full speed or all of one's resources: a flat-out effort. 2. downright: a flat-out forgery. [1925–30]