Handshaking

Verb

1. Present participle of handshake

Full definition of handshaking

Noun

1. A greeting by clasping hands.A round of handshakings followed the introductions.
2. (computing) A step in a protocol in which information is exchanged between computing processor devices; often as part of the initiation process for communications.I waited for the modems to finish handshaking so I could start transferring the file.