/ təˈnaɪt; NAmE / adverb , noun
■ adverb
on or during the evening or night of today :
Will you have dinner with me tonight?
It's cold tonight.
■ noun
[ U ] the evening or night of today :
Here are tonight's football results.
Tonight will be cloudy.
••
WORD ORIGIN
Old English tō niht , from the preposition to + night . Compare with today and tomorrow .