Synonym: all-night, nightlong. Similar words: night, at night, by night, nightmare, midnight, at midnight, night and day, day and night. Meaning: [əʊvəˈnaɪt] 
adj. lasting, open, or operating through the whole night. adv. happening in a short time or with great speed.
adj. lasting, open, or operating through the whole night. adv. happening in a short time or with great speed. 
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(91) He was plunged into debt overnight by gambling.
(92) The currency was devalued 20% overnight.
(93) There was no change in the patient's condition overnight.
(94) A company's fortunes can change overnight.
(95) Things cannot be transformed overnight.
(96) The show was an overnight success on Broadway.
(97) I'm a realist—I know you can't change people overnight.
(98) Overnight, she became the talk of the town .
(99) Overnight return flights cost from ￡349 including airport taxes.
(100) The meat will keep overnight.
(101) Overnight the temperature fell as low as -30°C.
(102) They are claiming expenses for travel and overnight accommodation.
(103) If using dried beans, soak them overnight first.
(104) Leave the dried beans to soak overnight.
(105) The overnight invasion took the military experts unawares.
(106) Byron became famous overnight.
(107) The overnight train runs every night of the week except Saturdays.
(108) Overnight the sea had washed up a lot of rubbish.
(109) But the old ways do not vanish overnight,(www.Sentencedict.com) so the traditional dance has a stronger pull on their hearts.
(110) He realized he'd left his overnight bag at Mary's house.
(111) Almost overnight, that sweet little child had transmogrified into an anti-social monster.
(112) Change doesn't happen overnight.
(113) Is it all right to leave/put the battery on charge overnight?
(114) She had to stay in hospital overnight, just as a precaution.
(115) Mix together all the ingredients and leave them to macerate in the fridge overnight.
(116) Almost overnight, she had aged ten years and become fat.
(117) He claims that prejudice against homosexuals would cease overnight if all the gay stars in the country were honest about their sexuality.
(118) With its own fleet of trucks, the company delivers most orders overnight.
(119) Leave the beans to soak overnight./Let the beans soak overnight.
(120) We've got a spare room if you want to stay overnight with us.
More similar words: night, at night, by night, nightmare, midnight, at midnight, night and day, day and night, governor, government, over and over, highlight, concerning, might, light, right, flight, height, slight, eighth, tightly, in sight, tighten, all right, fighter, light up, insight, delight, lightly, slightly.