shake on it

English

Etymology

Refers to the use of a handshake to confirm an agreement.

Verb

shake on it (third-person singular simple present shakes on it, present participle shaking on it, simple past shook on it, past participle shaken on it)

1. (informal) To agree by shaking hands; to close a deal.

   I'll bring the contract tomorrow, and if everything looks good, we'll shake on it.

   Let's shake on it!

See also

• gentleman's agreement