貧尻ひんけつ

noun

tiny buttocks; flat butt

Slang term for small or flat buttocks, often used humorously or self-deprecatingly.

• 彼かの女じょは自じ分ぶんの貧ひん尻けつを気きにしている。

  She's self-conscious about her flat butt.

• 貧ひん尻けつだから、ジーンズが似に合あわない。

  Jeans don't look good on me because I have a flat butt.