adjective [ only before noun ]
1.
( of a place ) open through the night :
an all-night cafe
2.
( of an activity ) continuing through the night :
an all-night party
adjective [ only before noun ]
1.
( of a place ) open through the night :
an all-night cafe
2.
( of an activity ) continuing through the night :
an all-night party
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005