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Jyutping man2 si2
Pinyin wěn shǐ

Definitions (粵典–words.hk)
  1. 動詞
    屙​完屎​之後抹​屎​忽
    to wipe the butt
  2. 參看
    抿屎
Definitions (Kaifangcidian)
  1. 擦屁股

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Jyutping man5 si2
Pinyin wěn shǐ

Definitions (CC-CANTO)
  1. to clean/ wipe one's behind after pooping
Definitions (粵典–words.hk)
  1. 動詞
    屙​完屎​之後抹​屎​忽
    to wipe the butt
  2. 參看
    抿屎
Examples (粵典–words.hk)
  1. Cantonese
    抆屎
    抆屎
    man2 si2
    • to wipe your butt
Examples (Wiktionary)
  1. Cantonese
    抆屎
    抆屎
    man5 si2
    • to wipe the buttocks after taking a dump (literally, “to wipe the poo”)