プログレッシブ和英中辞典(第4版)の解説
ぜっこう【絶交】
絶交する break off relations ((with))
太郎は修と絶交した
Taro broke off his friendship with Osamu.
彼女と絶交した
I am through [finished] with her.／I'm done with her.
もう彼とは絶交だ
I'll have nothing more to do with him.
絶交状
a letter breaking off ((with))；《口》 a Dear John letter