variants:
or 400
Definition of Four Hundred
: the exclusive social set of a community
—used with the
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“Four Hundred.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Four%20Hundred. Accessed 27 May. 2022.
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Time Traveler for Four Hundred
The first known use of Four Hundred was in 1888
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