悪あく魔まの三さん歳さい児じ

expression, noun

threenager; terrifying three-year-old

Humorous, colloquial term likening a difficult three-year-old to a little devil. Used by parents and in parenting contexts.

• うちの悪あく魔まの三さん歳さい児じは、毎まい日にちイヤイヤばかり言いっている。

  My little threenager says 'no' to everything every day.

• 悪あく魔まの三さん歳さい児じの相あい手ては本ほん当とうに疲つかれる。

  Dealing with a threenager is really exhausting.