overnight

Adjective

• lasting, open, or operating through the whole night
  • a nightlong vigil
    
  • an all-night drugstore
    
  • an overnight trip
    

Adverb

• happening in a short time or with great speed
  • these solutions cannot be found overnight!
    

• during or for the length of one night
  • the fish marinates overnight
    

Related words

• Synonyms: 
  nightlong , all-night