Definition of crab apple noun from the Oxford Advanced Learner's Dictionary


crab apple

BrE BrE//ˈkræb æpl//
; NAmE NAmE//ˈkræb æpl//
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a tree that produces fruit like small hard sour apples, also called crab apples crab-apple jelly See related entries: Fruit Word Originlate Middle English: crab perhaps an alteration (influenced by crab or crabbed) of Scots and northern English scrab, in the same sense, probably of Scandinavian origin.
See the Oxford Advanced American Dictionary entry: crab apple