send in (one's) papers
send in (one's) papers
To give notice of one's resignation from an organization or place of employment. I just sent in my papers, so I'll be officially leaving in two weeks' time.
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.
send in your papers
resign, especially (of an officer in the armed services) resign your commission. datedFarlex Partner Idioms Dictionary © Farlex 2017