verb (used with object)
verb (used without object)
Origin of warn
British Dictionary definitions for pre-warning
Word Origin for warn
Word Origin and History for pre-warning
Old English warnian "to give notice of impending danger," also intransitive, "to take heed," from West Germanic *warnojanan (cf. Old Norse varna "to admonish," Old High German warnon "to take heed," German warnen "to warn"); related to Old English wær "aware, cautious" (see wary). Related: Warned; warning.