n. 1 the middle of the night; 12 o'clock at night. 2 intense darkness. midnight blue a very dark blue. midnight sun the sun visible at midnight during the summer in polar regions.
[ OE midniht (as MID(1), NIGHT) ]
MIDNIGHT
Meaning of MIDNIGHT in English
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012