Meaning:
The phrase to do a number on is an idiomatic expression that means to treat harshly, to hurt or to damage
Examples:
- She'd do a number on a nice man like you.
- I'II bet you could do a number on my face.
- I mean I came here to do a number on you.
- Once in a while, your life gets to do a number on the job.
- I could do a number on him, but I wouldn't bother.
- You did do a number on it.
- This job can really do a number on you sometimes.
- Don't do a number on me.
- They really do a number on humans, too.
- I could really do a number on him.