Translate Duck. Translate "baby duck" to Spanish: polluelo del pato, patito English Synonyms of "baby duck": duckling, little duck Define meaning of "baby duck": Young duck. Translation for 'duck' in the free English-Spanish dictionary and many other Spanish translations. baby duck Noun Plural: baby ducks. ; Flesh of a young domestic duck. See Spanish-English translations with audio pronunciations, examples, and word-by-word explanations. Translate Baby duck. See 9 authoritative translations of Duck in Spanish with example sentences, phrases and audio pronunciations.