adv straight down; perpendicularly.
2. downright ·adv in plain terms; without ceremony.
3. downright ·adv without delay; at once; completely.
4. downright ·adj open; artless; undisguised; absolute; unmixed; as, downright atheism.
5. downright ·adj plain; direct; unceremonious; blunt; positive; as, he spoke in his downright way.