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Pronunciation varies by accent · adjective
(idiomatic) Moderately formal; usually requiring a dinner jacket (tuxedo) for men..
There is black-tie dinner at the Castle this evening.
The event was originally planned to take place as a black-tie dinner and awards ceremony at the Grosvenor House Hotel in London's Park Lane, as in previous years.
Use black-tie when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Black-tie means (idiomatic) Moderately formal; usually requiring a dinner jacket (tuxedo) for men..
Common synonyms include formal, semiformal, semi-formal.
The opposite depends on the specific sense.
There is black-tie dinner at the Castle this evening.
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