驢牯 [驴－]

Jyutping lou4 gu2
Pinyin lǘ gǔ

Definitions (Wiktionary)
  1. noun, Gan, Hakka, Lichuan
    male ass
    (syn.) 驢牯, 公驢, 雄驢, 公驢子, 驢港, 叫驢, 驢豭, 叫驢子