To make up for or compensate for something lost or lacking; to offset a deficit or loss.
遅刻した分は残業で埋め合わせるつもりだ。
I plan to make up for the time I was late by working overtime.
今回の赤字は次の四半期の利益で埋め合わせる必要がある。
This quarter's deficit needs to be offset by profits in the next quarter.
彼は友達に助けてもらった埋め合わせに夕食をごちそうした。
He treated his friend to dinner to make up for the help he had received.