噝尿 [咝－]

Jyutping si1 niu6
Pinyin sī niào

Definitions (Wiktionary)
  1. verb, Min-Nan
    to help with urinating (of a child, invalid, etc.); to hold a baby while it urinates
    (syn.) 𫼝尿, 輸尿, 输尿, 搊尿, 司尿, 顛尿, 把尿, 颠尿