半なかば過すぎ

noun

past the middle; beyond the midpoint

Used for time, age, or progress that has passed the halfway point. Often implies a sense of being well into the latter half.

• 会かい議ぎは半なかば過すぎまで続つづいた。

  The meeting continued past the halfway point.

• 彼かれは四よん十じゅう代だいの半なかば過すぎだ。

  He is past the middle of his forties.