Definition of "handshake" in English

noun

1. The grasping of hands by two people when greeting, leave-taking, or making an agreement.

2. (computing) An exchange of signals between two devices when communications begin in order to ensure synchronization.

verb

1. (intransitive) To perform a handshake; to shake hands.

2. (computing, intransitive) To perform a handshake with another device.