爛口 [烂－]

Jyutping laan6 hau2
Pinyin làn kǒu

Definitions (CC-CANTO)
  1. (adj.) describes someone who uses swear words and foul language a lot
Definitions (粵典–words.hk)
  1. 形容詞
    經常講​粗口
    foul-mouthed
    • 佢好爛口㗎，句句説話都有粗口嘅。
      佢好烂口㗎，句句说话都有粗口嘅。
      keoi5 hou2 laan6 hau2 gaa3, geoi3 geoi3 syut3 waa6 dou1 jau5 cou1 hau2 ge2
      He is very foul-mouthed, every sentence (that he) speaks has swear words.
  2. x
  3. 動詞、俚語
    口腔​潰爛
    to have one's mouth becoming ulcerated
Definitions (Wiktionary)
  1. adj, Cantonese
    potty-mouthed; foul-mouthed
  2. noun, Cantonese
    profanity; foul language
    (syn.) 𤞚事, 髒話, 了少話, 臭口, 爛口, 垃圾事, 罵人閒話, 粗話, 垃圾話, 爛口話, 騷嗑兒, 臭話, 爛話, 粗口話, 粗口
Definitions (Kaifangcidian)
  1. 愛說下流話 – 爱说下流话
  2. 愛說粗話 – 爱说粗话
  3. 愛說髒話 – 爱说脏话
  4. 說話下流 – 说话下流
  5. 粗話 – 粗话
  6. 髒話 – 脏话
  7. 下流話 – 下流话
Examples (粵典–words.hk)
  1. Cantonese
    佢好烂口㗎，句句说话都有粗口嘅。
    佢好爛口㗎，句句説話都有粗口嘅。
    keoi5 hou2 laan6 hau2 gaa3, geoi3 geoi3 syut3 waa6 dou1 jau5 cou1 hau2 ge2
    • He is very foul-mouthed, every sentence (that he) speaks has swear words.