shake on (something)

shake on (something)

To grasp someone's hand as a sign that both parties agree to or on something, such as a deal or arrangement. I'd like my lawyers to look over the details of the contract before we shake on it. After several months of negotiations, I think we're now ready to shake on the deal.
See also: on, shake

shake on it

To confirm an agreement with someone by shaking hands. I can't believe he broke his promise to me after we shook on it and everything! I agree to the terms of this deal, so let's shake on it.
See also: on, shake

shake (hands) on something

to clasp and shake the hand of someone as a sign of agreement about something. The two people didn't sign a contract; they just shook hands on the terms of the agreement. I think it would be better to sign an agreement than just shake on it.
See also: on, shake

shake on

v.
To make some agreement binding by shaking hands: Our negotiations went well, and we soon shook on the deal. If you're satisfied with the arrangement, let's shake on it.
See also: on, shake