Word Origin & History
nowO.E. nu, common Gmc. (cf. O.N. nu, Du. nu, O.Fris. nu, Ger. nun, Goth. nu "now"), from PIE *nu (cf. Skt., Avestan nu, O.Pers. nuram, Hittite nuwa, Gk. nu, nun, L. nunc, O.C.S. nyne, Lith. nu, O.Ir. nu-). Often merely emphatic; non-temporal usage (cf. Now, then) was in O.E. The adj. meaning "up to date"
first recorded 1967.