work yourself/somebody to death

work (someone)/(oneself) to death

To make someone or oneself work too hard or for excessively long hours. I have worked myself to death renovating this house, and I'm glad to say that it has all been worth it. Your working the entire department to death. You need to give them a break or they'll burn out before we get the project off the ground.
See also: death, work

ˌwork yourself/somebody to ˈdeath

(informal) work, or make somebody work, very hard: That company is working him to death.She works herself to death and nobody ever thanks her for anything.
See also: death, somebody, work