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Jyutping gaa1 sak1 ji4
Pinyin jiā sāir

Definitions (Wiktionary)
  1. verb, China, Northern, dialectal, intransitive, verb-object
    to cut in line; to jump the queue
    (syn.) 插隊, 岔隊, 插檔, 僭擺, 加㞚子, 參隊, 卡列子, 櫼隊, 羼隊, 篡隊, 篡擺, 扒頭, 加楔子, 加個兒, 加楔兒, 櫼, 串溝兒, 篡位, 打櫼, 加心兒, 㮟位, 加㞚兒, 卡輪子, 加隊, 僭隊, 加塞兒, 兼隊

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Jyutping gaa1 sak1 ji4
Pinyin jiā sāi r5

Definitions (CC-CEDICT)
  1. to push into a line out of turn; to cut in line; to jump the queue