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general::
Phrase(s): I’d like (to have) a word with you. [and] Could I have a word with you?
I need to speak to you briefly in private. (The alternate entry is also used with can or may in place of could.) • Bob: Can I have a word with you? Sally: Sure. I’ll be with you in a minute. • Sally: Tom? Tom: Yes. Sally: I’d like to have a word with you. Tom: Okay. What’s it about?
McGrawhill's American Idioms And Phrasal Verbs