carry the mail (for someone)(redirected from carry the mail for them)
carry the mail (for someone)
To work assiduously, especially in a central role of some difficult or demanding task. Primarily heard in US, South Africa. With their captain out with an injury, it's up to their young star player to carry the mail for the team in this game. The boss carried the mail himself to make sure this project was completed on time.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.