[---]

Jyutping ngaa4 caat2 zi2
Pinyin yá shuā zi

Definitions (Wiktionary)
  1. noun, regional
    toothbrush
    (syn.) 齒刷, 牙搓仔, 齒漱, 牙刷兒, 牙刷子, 齒抿仔, 齒帚, 喙齒抿, 牙筅, 牙擦, 牙搓, 牙齒洗, 牙刷仔, 牙齒筅, 牙刷, 牙掃仔, 齒抿, 牙齒刷, 牙抿