tr. to put someone into a bind; to reduce the number of someone's alternatives.
I don't want to box you in, but you are running out of options.I want to box in the whole staff, so they'll have to do it my way.
box in
1. To physically block and thus prevent someone or something from moving from a certain spot. A noun or pronoun can be used between "box" and "in." Well, I guess I'm not leaving yet because that van is boxing in my car.
2. To limit one's options or cause one to feel restricted or stuck. A noun or pronoun can be used between "box" and "in." I'm a very versatile performer—don't just box me in as a comedic actress.
box someone in
tv. to put someone into a bind; to reduce the number of someone’s alternatives. (see also boxed in.) I don’t want to box you in, but you are running out of options.