0 past simple and past participle of work
1 to be effective or successful:
Her idea for reorganizing the department will never work in practice.
Some people think I'm weird doing meditation, but it works for me and that's all that matters.
2 to do a job, especially the job you do to earn money:
Where do you work?
He works at the hospital.
I work in management training.
Have you any experience of working with children who have learning difficulties?
It's not unusual for a junior doctor to work a 70 or sometimes an 80-hour week.
The instructors worked us very hard on the survival course.
3 If a machine or device works, it operates, especially correctly and without failure, and if you work it, you make it operate:
4 to succeed gradually in becoming something or cause a person or thing to become something, either by making an effort or by making many small movements:
5 to arrange for something to happen, especially by not using official methods and/or by being clever:
The argument that sanctions should be given more time to work is seductive but fatally flawed.
In conclusion, I submit that the proposal will not work without some major changes.
The opposition claimed that the government's education policy was not working.
She works three afternoons a week at the library.