古英語のna, without, neverから。語源的にはnot, a, foreverと同じで、語源的にはage, eonと同じ。
We repeated our advice again and again, but got no answer but a loud horse-laugh, and their national maxim of No can do: Europe fashion no do in China. ["Reminiscences of a Voyage to and from China," in "Paxton's Horticultural Register," London, 1836]Construction no X, no Y attested from 1530s (in no peny no pardon). No problem as an interjection of assurance first attested 1963. No way as an expression meaning "it can't be done" is attested by 1968 (no way "by no means" is from c. 1400).