ちょんぼ

  1. noun (common) (futsuumeishi), noun or participle which takes the aux. verb suru, intransitive verb

    mistake, blunder, bungle, goof
    colloquial
    word usually written using kana alone

  2. noun (common) (futsuumeishi), noun or participle which takes the aux. verb suru, intransitive verb

    unintentional rule violation accompanied by a penalty
    word usually written using kana alone

  3. noun (common) (futsuumeishi), noun or participle which takes the aux. verb suru, intransitive verb

    mistakenly announcing a win without having all the requisite tiles
    original meaning
    word usually written using kana alone
    obsolete term