1.All in a day's work
Definition: nothing special, part of the routine
Don't worry about it. It's all in a day's work.
2.All work and no play makes Jack a dull boy.
Definition: Idiom meaning that you need to have fun in order to be a happy, healthy person
Go home! Remember: All work and no play makes Jack a dull boy.
Definition: Necessary, but uninteresting, or difficult work
He did the dirty work on that project.
4.Get down to work
Definition: Stop relaxing, focus on important task
Sorry, I've got to get off the phone and get down to work.
5.Get worked up over something
Definition: become angry or annoyed about something
He got all worked up over the last exam.
6.Make short work of something
Definition: do something quickly
I made short work of the assignment and moved on to the next job.
7.Work like a horse
Definition: work a lot, work very hard
Janet works like a horse!
8.Work out for the best
Definition: eventually finish well
Don't worry about your problems. Everything will work out for the best.
9.Work something off
Definition: lose weight
She went to the gym to work off a few pounds.
10.Throw a monkey wrench in the works
Definition: cause a disturbance in something that seems clear and understandable
I hate to throw a monkey wrench in the works, but don't you think we should ask Andy to help.