overnight
🇺🇸
/ˌəʊvərˈnaɪt/
🇬🇧
/ˌəʊvəˈnaɪt/
during the night or for one night
We stayed overnight at a hotel after the concert.
very quickly or suddenly
Her book became an overnight bestseller.
for one night or during the night
She packed an overnight bag for the trip.
happening very quickly or suddenly
The movie was an overnight hit with audiences.