Not quite.
It's a phrase derived from "Protestant Work Ethic":
https://en.wikipedia.org/wiki/Protestant_work_ethic
Stripped of the religious connotations the phrase as commonly used (eg. "having a good work ethic") essentially means "feeling an obligation to consistently work hard for your employer".
Not quite.
It's a phrase derived from "Protestant Work Ethic":
https://en.wikipedia.org/wiki/Protestant_work_ethic
Stripped of the religious connotations the phrase as commonly used (eg. "having a good work ethic") essentially means "feeling an obligation to consistently work hard for your employer".