Occurring between dusk and dawn, lasting, open, or operating through the whole night, Complete before the next morning, adverb_ During a single night, In the fore part of the night last past; in the evening before, During or for the length of the night, intransitive verb_ To spend the night, To send by mail or other courier for delivery the next day, noun_ An overnight stay, especially in a hotel or other lodging facility, Items delivered or completed overnight, Night before bedtime, referring to the night just passed

A messenger, especially one on official diplomatic business, A company that delivers messages, A company that transports goods