can't/couldn't very well do something

can't very well (do something)

Cannot or should not do something because it would be inappropriate or unreasonable. I barely know the guy, so I can't very well ask him to do me this massive favor!
See also: very, well
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.

can’t/couldn’t very well do something

(informal) used to say that something is not the right thing to do: You can’t very well change the arrangements now. It’s too late to inform people.
See also: something, very, well
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See also: