noun
- plural of night; the periods of darkness between sunset and sunrise
adverb
- during the night; at night
Usage: informal
Examples
- The summer nights were warm and pleasant.
- She worked long nights to finish the project.
- He sleeps poorly on cold nights.
- The restaurant is open nights until midnight.
- I prefer working nights rather than days.
- They spent three nights camping in the mountains.
- The store stays open nights during the holiday season.