adjective
1.
Synonyms: utter , absolute, complete, damned, gross, out-and-out, outright, positive, thoroughgoing, unmitigated
2.
being what is stated beyond any possibility of doubt
a downright lie
Synonyms: flat, indubitable, unquestionable, up-and-down; compare positive 3
Related Word: out-and-out, sure-enough; absolute, positive; certain, clear