on or during the previous evening: Preparations were made overnight.
very quickly; suddenly: New suburbs sprang up overnight.
adjective
done, made, occurring, or continuing during the night: an overnight stop; an overnight decision.
staying for one night: a group of overnight guests.
designed to be used on a trip or for a journey lasting one night or only a few nights.
intended for delivery on the next day: overnight letters; an overnight package.
valid for one night: The corporal got an overnight pass.
occurring suddenly or within a very short time: a comedian who became an overnight sensation.
noun
Informal. an overnight stay or trip: Our daughter had an overnight at a friend's house.
Informal. a permit for overnight absence, as from a college dormitory: She had an overnight the night of the prom.
the previous evening.
verb (used without object)
to have an overnight stay or trip: We'll overnight in Denver, then fly on to San Diego.
Origin of overnight
Middle English word dating back to 1325–75; see origin at over-, night
Words nearby overnight
overmodulation, overmorrow, overmuch, over my dead body, overnice, overnight, overnight bag, overnighter, overnight telegram, overnutrition, over one's head