午ご後ご中じゅう

noun

throughout the afternoon; all afternoon

Refers to the entire duration of the afternoon, often implying continuity or persistence.

• 彼かれは午ご後ご中じゅうずっと会かい議ぎに出でていた。

  He was in meetings all afternoon.

• 午ご後ご中じゅう雨あめが降ふり続つづいた。

  It kept raining throughout the afternoon.