/nay/ , adv.
1. and not only so but; not only that but also; indeed: many good, nay, noble qualities.
2. Archaic. no (used in dissent, denial, or refusal).
n.
3. a denial or refusal.
4. a negative vote or voter.
[ 1125-75; ME nai, nei nei no, contr. of ne not + ei ever; see NA, AY 1 ]