blubber
noun/ˈblʌbə(r)/
/ˈblʌbər/
[uncountable]- the fat of whales and other sea animals
- Body heat is retained by a layer of blubber under the skin.
Word Originnoun late Middle English (denoting the foaming of the sea, also a bubble on water): perhaps symbolic; compare with blob and blotch.
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blubber