What is the meaning of Grapevine?

The plant, a vine of genus Vitis, on which grapes grow.

An informal person-to-person means of circulating information or gossip.

A rumor.

A move in which the feet are alternately placed in front of each other, while both remaining on the ice or ground, incorporating half-turns.

A leglock.

A dance figure in partner dancing that includes sidesteps and steps across the support foot. See Grapevine (dance move).

To restrain in a leglock.

To drape or curl around adjacent objects.

To move one's body in a smooth undulating wave while stepping in the direction the wave is moving.

To score mortar at a joint.

Of information, to spread as a rumor.

Of a person or group, to spread (a rumor).

To link up through an informal communication network.

Source: wiktionary.org