Nothing is more comfortable, nothing, I should say, more indispensable, than a hot-water bag,—or rather, two hot-water bags; for they will burst sometimes, as I found out, and a passenger who has become intimate with one of these warm bosom friends feels its loss almost as if it were human.

Presently her stiff limbs relaxed in the gentle heat from her hot water bags.

I think he’s got flu, Mummy. He’s frightfully tired, for one thing. He’ll have to go to bed directly we get home. Could you light a fire in his room, and put a hot-water bag in the bed? […]

Hot water bag

Meaning

Noun