Dictionary
hot tub
noun
: a large tub of hot water in which people sit to relax or spend time together
Full Definition of HOT TUB
: a large tub of hot water in which bathers soak and usually socialize; especially : such a tub with a whirlpool device
— hot–tub intransitive verb
See hot tub defined for English-language learners
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First Known Use of HOT TUB
1975
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