mid ‧ night S3 /ˈmɪdnaɪt/ BrE AmE noun [uncountable]
[ Word Family: noun : ↑ night , ↑ midnight , ↑ nightie ; adverb : ↑ overnight , ↑ nightly ; adjective : ↑ nightly , ↑ overnight ]
12 o'clock at night ⇨ midday
at midnight
The train is due in at midnight.
after/before midnight
We stayed there until way after midnight.
You can’t phone her now – it’s gone midnight (=after midnight) !
By the time he arrived, it was well past midnight (=after midnight) .
at/on the stroke of midnight (=at exactly midnight)
The treaty will come into force on the stroke of midnight tonight.
He’s gone for a midnight swim.
► Do not say ‘in the midnight’. If you mean ‘at 12 o’clock at night' say at midnight and if you mean ‘very late at night’ say in the middle of the night.
⇨ burn the midnight oil at ↑ burn 1 (20)