SHELLFISH Meaning of SHELLFISH in English transcription, транскрипция: [ ˈʃelfɪʃ ]n. 1 an aquatic shelled mollusc, e.g. an oyster, winkle, etc. 2 a crustacean, e.g. a crab, shrimp, etc. English main colloquial, spoken dictionary. Английский основной разговорный словарь. 2012