kill the fatted calf
盛情款待某人，尤指欢迎热烈地迎接某人的到来
书面/口语·表达盛情欢迎
英文释义
to celebrate extravagantly, especially after a long absence
例句
When my brother came home from abroad, we killed the fatted calf.
典故来源
源自《圣经·路加福音》中浪子回头的故事，父亲宰杀肥牛庆祝儿子归来。