淨手

净手
jìngshǒu
  1. to wash one's hands
  2. (fig.) to go to the toilet

CEDICT

  1. 洗手。
  2. 便溺。

重編國語辭典

Entry Composition

1 淨 jìng
  1. clean
  2. completely
  3. only
  4. net (income, exports etc)
  5. (Chinese opera) painted face male role
2 手 shǒu
  1. hand
  2. (formal) to hold
  3. person engaged in certain types of work
  4. person skilled in certain types of work
  5. personal(ly)
  6. convenient
  7. classifier for skill

classifiers: 雙, 隻

Related entries

洗手 xǐshǒu
  1. to wash one's hands
  2. to go to the toilet
飯前洗手

Wash your hands before each meal.

Source: Tatoeba

如廁 rúcè to go to the toilet
撇條 piětiáo (slang) to go to the toilet
出恭 chūgōng
  1. to defecate (euphemism)
  2. to go to the toilet
更衣 gēngyī
  1. to change clothes
  2. to go to the toilet (euphemism)