golden handshake
noun [ C usually singular ] informal uk/ˌɡəʊl.dən ˈhænd.ʃeɪk/ us/ˌɡoʊl.dən ˈhænd.ʃeɪk/
（被解雇或者退休时雇主为了嘉奖其出色工作而提供的一大笔）退职金，解雇费
a usually large payment made to people when they leave their job, either when their employer has asked them to leave or when they are leaving at the end of their working life, as a reward for very long or good service in their job