- 擦屁股 cāpìgu clean upto deal with the consequences of someone else's mistakes or negligence
- 打屁股 dǎpìgu spankto spank someone's bottom
- 屁股蛋 pìgudàn butt cheekthe fleshy, rounded part of the buttocks
- 烟屁股 yānpìgu cigarette butt
- 舔屁股 tiǎnpìgu brown-noseto flatter someone in an obsequious or servile manner; to kiss someone's ass
- 屁股蹲儿 pìgudūnr pratfalla fall where one lands on one's buttocks
- 跟屁股 gēnpìgu trailto follow someone closely or tag along behind
- 屁股决定脑袋 pìgujuédìngnǎodai positional perspectiveThe principle that an individual's viewpoint, opinions, or decisions are primarily determined by their specific position, role, or circumstances.
- 屁股眼 pìguyǎn anus
- 拍拍屁股走人 pāipāipìguzǒurén leave abruptlyto leave a place or situation suddenly and often irresponsibly, without fulfilling obligations or facing consequences
- 热脸贴冷屁股 rèliǎntiēlěngpìgu snubbedto be met with coldness or indifference despite showing warmth or good intentions
- 太阳晒屁股 tàiyángshàipìgǔ oversleepto sleep in until late in the morning when the sun is already high in the sky