- night-sky light,
Origin of nightcap
Examples from the Web for nightcap
That night, about a week before Thanksgiving, Salahi invited her to his hotel room for a nightcap.
Elaine was always happy to see me, although she didn't bother to hide her irritation when I'd come for a nightcap.
He had a red handkerchief tied about his head for a nightcap; and he was sound asleep, with his mouth wide open.Nelly's Silver Mine|Helen Hunt Jackson
Long curls, escaping from the nightcap which imprisons his blond head, fall over his forehead.
The old woman was at it in a nightcap, and I think the stone must have touched her head.Mrs. Halliburton's Troubles|Mrs. Henry Wood
Peckaby in his shirt and nightcap, opened the door, and she bounded in.Verner's Pride|Mrs. Henry Wood
Then I saw the whole of them crowd into the door for their nightcap, and that was all I waited for.Red Men and White|Owen Wister
also night-cap, late 14c., "covering for the head, worn in bed," from night + cap (n.). In the alcoholic sense, it is attested from 1818. American English sense of "final event in a sporting contest" (especially the second game of a baseball double-header) is from 1939.