Meaning of yellow eel in English:
yellow eel
noun
An eel (especially the common European eel, Anguilla anguilla, and the American eel, A. rostrata) during the developmental stage lasting from 5 to 20 years in which it becomes fully grown and typically has a yellowish belly and sides, and which is prior to its maturation as a silver eel.
Origin
Early 19th century; earliest use found in William Kitchiner (1778–1827), epicure and writer.
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