Meaning of “hot-water bottle” in the English Dictionary

british dictionary

"hot-water bottle" in British English

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(Definition of “hot-water bottle” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"hot water bottle" in American English

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hot water bottlenoun [ C ]

/ˈhɑt ˈwɔ·t̬ər ˌbɑt̬·əl, ˈwɑt̬·ər/

a rubber container that you fill with hot water and use to warm a bed or part of your body

(Definition of “hot water bottle” from the Cambridge Academic Content Dictionary © Cambridge University Press)