[---]

Jyutping bat1 ho2 hoi1 gaau1
Pinyin bù kě kāi jiāo

Definitions (CC-CEDICT)
  1. to be awfully (busy etc)
Definitions (粵典–words.hk)
  1. 形容詞
    擺脱​唔​到
    being unable to escape from an unfavorable situation
    • 佢而家忙到不可開交,你就唔好煩住佢喇。
      佢而家忙到不可开交,你就唔好烦住佢喇。
      keoi5 ji4 gaa1 mong4 dou3 bat1 ho2 hoi1 gaau1, nei5 zau6 m4 hou2 faan4 zyu6 keoi5 laa3.
      He is so busy that he could not get away, so don't disturb him.
Definitions (Wiktionary)
  1. phrase, idiomatic
    unable to break away from one's duties or tasks; can't catch a break
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    我们忙得不可开交。
    我們忙得不可開交。
    wǒ men máng dé bù kě kāi jiāo 。
    • We are so busy we'd take any help we could get.
  2. Mandarin
    他们吵得不可开交,以至于没有专注于共同的理想。
    他們吵得不可開交,以至於沒有專注於共同的理想。
    tā men chǎo dé bù kě kāi jiāo , yǐ zhì yú méi yǒu zhuān zhù yú gòng tóng de lǐ xiǎng 。
    • They are too busy fighting against each other to care for common ideals.
Examples (粵典–words.hk)
  1. Cantonese
    佢而家忙到不可开交,你就唔好烦住佢喇。
    佢而家忙到不可開交,你就唔好煩住佢喇。
    keoi5 ji4 gaa1 mong4 dou3 bat1 ho2 hoi1 gaau1, nei5 zau6 m4 hou2 faan4 zyu6 keoi5 laa3.
    • He is so busy that he could not get away, so don't disturb him.
Examples (Wiktionary)
  1. Mandarin
    你要等一会儿,我的老板现在正忙得不可开交。
    你要等一會兒,我的老闆現在正忙得不可開交。
    nǐ yào děng yī huì r5 , wǒ de lǎo bǎn xiàn zài zhèng máng de bù kě kāi jiāo .
    • You have to wait a moment. My boss is extremely busy now.