Definition of bachelor party
: a party for a man who is about to be married usually attended by men only
The plot is perfect. It's got three groomsmen taking a groom to Vegas for a bachelor party, only the next morning the three groomsmen can't remember a single thing that happened, that's how blotto they got.— Erik Hedegaard
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Merriam-Webster unabridged
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Time Traveler for bachelor party
The first known use of bachelor party was in 1863
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