hot tub
noun
a wooden tub, usually large enough to accommodate several persons, that is filled with hot aerated water and often equipped with a thermostat and whirlpool: used for recreation or physical therapy and often placed out of doors, as on a porch.
Origin of hot tub
An Americanism dating back to 1970–75
OTHER WORDS FROM hot tub
hot-tub·ber, noun hot-tub·bing, nounWords nearby hot tub
hot take,
hot tear,
hot ticket,
hot to trot,
hot toddy,
hot tub,
hot under the collar,
hot up,
hot war,
hot water,
hot well