ˈnight-wind [f. night n. + wind n.] A wind that blows during the night. 1812Byron Ch. Har. i. xiii. i, The night-winds sigh, the breakers roar.1818Scott Hrt. Midl. xvii, The moon, and the dew, and the night-wind.1839–52Bailey Festus 29 A changeless tone Of sadness like the nightwind's.