Overnight /(?)/

O·ver·night

Overnight

n.
  1. The fore part of the night last past; the previous evening. [R.]

overnight

adv.
  1. In the fore part of the night last past; in the evening before.
  2. Throughout the night; as, the candle will not last overnight.
  3. During the night; hence, in a short period of time; as, his prospects of winning changed overnight.
    I had been telling her all that happened overnight.

overnight

a.
  1. Ocurring or accomplished during one night; as, guaranteed overnight delivery of a package.