the big day
noun phraseDefinition of the big day
: the day that something important happens
Tomorrow is the big day.
also
: the day someone is to be married
So, when's the big day?
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“The big day.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/the%20big%20day. Accessed 16 Sep. 2021.
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