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Jyutping aa3 kam5
Pinyin ā jìn

Definitions (粵典–words.hk)
  1. 名詞
    細​佬​嘅​老婆
    younger brothers' wives
Definitions (Wiktionary)
  1. noun, Cantonese
    sister-in-law (younger brother's wife)
  2. noun, Cantonese, Hakka, Min-Nan, Puxian-Min, dialectal
    maternal aunt (mother's sister-in-law)

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Jyutping aa3 kam5
Pinyin a jìn

Definitions (CC-CANTO)
  1. aunty (the wife of a maternal uncle); the wife of a woman's younger brother