Vocabulary What does 羊肉 (ようにく, youniku) mean? 羊肉 (ようにく, youniku) means mutton; lamb (meat). Quick factsReadingようにくRomajiyounikuPart of speechnoun 羊肉ようにくyounikumutton; lamb (meat)1noun mutton; lamb (meat)Kanji in this word羊goat, sheep肉meat