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English definition of “rhubarb”

rhubarb

noun [U] (FOOD)    /ˈruː.bɑːb/ US  /-bɑːrb/
a plant that has long , sour-tasting red and green stems that can be cooked and eaten as a fruit : Have you ever eaten rhubarb crumble ?Types of vegetablePlants in generalTypes of fruit
(Definition of rhubarb noun (FOOD) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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