expression
in consideration of; out of respect for; for someone's sake
Used in the pattern ...に免じて to indicate that an action is taken or forgiven out of regard for a person or thing. Often implies leniency or special treatment.
彼のこれまでの功績に免じて、今回だけは許してあげよう。
In consideration of his past achievements, I'll forgive him just this once.
お母さんに免じて、今日は喧嘩をやめなさい。
For your mother's sake, stop fighting today.