1. backchannel - Noun
2. backchannel - Verb
To employ a back channel.
(linguistics) To employ non-verbal (oral and visual) means to influence a speaker without interruption.
backchannel (plural backchannels)
Alternative form of back channel
Late last year, Hassabis sat down with Backchannel to discuss why his team went with Google—and why DeepMind is uniquely poised to push the frontiers of AI. Source: Internet