could do with
- To need something that would be beneficial.
- I could do with a torch, if you've got one.
- The fence could do with another coat of paint.
- Your son could do with a good talking to!
- That cutter is no good to me now. I could have done with it yesterday.
- The negative forms are considered can do without, could do without, and could have done without, but in fact they occur in quite different semantic situations.