could do with

could do with (something)

One would benefit from something. In this heat, I could do with a cold glass of water right now. You could do with some new shoes—those ones are looking awfully beat-up.
See also: could
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

could do with someone or something

to want or need someone or something; to benefit from someone or something. I could do with a nice cool drink right now. I could do with some help on this project.
See also: could
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
The first time they showed it to the warfighters, they loved it, and said, "Hey, if we've got the nifty camera to take that snapshot, there are a whole bunch of other things we could do with it as well." It shows you the kind of great synergies we get when we match the researchers to the operations folk.
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