noun🔗Share(usually in the plural) Each of the two large fleshy halves of the posterior part of the body between the base of the back, the perineum and the top of the legs."The toddler slipped and landed on her buttocks, giggling. "bodyanatomyhumanphysiologyChat with AIVocabulary GamePractice Reading
noun🔗ShareThe convexity of a ship behind, under the stern."The ship's buttock was damaged during the storm. "nauticalpartChat with AIVocabulary GamePractice Reading