U+815A "腚" CJK Unified Ideograph-# Unicode Character

U+815A "腚" CJK Unified Ideograph-# is a Chinese character traditionally pronounced as "dìng" in Mandarin, primarily used in informal or regional contexts to refer to the buttocks or rump. Its structure combines the flesh radical (月) on the left with a phonetic component on the right, indicating its association with the body. Although considered vulgar or colloquial in many standard settings, it appears in certain dialects and colloquial expressions, and it is also encountered in medical or anatomical descriptions within classical Chinese texts. The character is rarely used in formal writing but remains recognizable due to its specific and direct meaning.