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Jyutping gwaak3 ji5 gwong1
Pinyin guāi ěr guāng

Definitions (Wiktionary)
  1. verb, Wu
    to box someone's ears; to slap someone on the face
    (syn.) 打耳刮, 揌喙䫌, 搏颊, 拍喙䫌, 搧喙𱂮, 打耳刮子, 搏頰, 戳鏡, 打耳光, 打嘴角, 戳镜, 揌喙𱂮, 掌摑, 批頰, 掌掴, 兜巴星, 批颊, 拍喙𱂮, 掌嘴, 搧喙䫌, 冚
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)

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Jyutping gwaak3 ji5 gwong1
Pinyin guó ěr guāng

Definitions (CC-CANTO)
  1. to slap on the face