いっぱいいっぱい

  1. adjectival nouns or quasi-adjectives (keiyodoshi), adverb (fukushi), noun (common) (futsuumeishi)

    to the limit, to the fullest extent, absolutely the limit, the best one can do, breaking even
    word usually written using kana alone

  2. adjectival nouns or quasi-adjectives (keiyodoshi), adverb (fukushi), noun (common) (futsuumeishi)

    one cup after another, cup by cup