I, you, etc. could use a drink, etc.

(one) could use (something)

One needs something; one would be or feel better if one had something. After the week I've had, I could use a night out. You could use a new suit—that one's looking pretty shabby.See also: could, use

I, you, etc. could use a ˈdrink, etc.

(spoken) I, you, etc. need a drink, etc: We could use some extra help just at the moment.See also: could, use