Search Result：back channel
back channel 
(TTS Sound)
(TTS Sound)Overview of noun back_channel
The noun back channel has 1 sense
- back channel -- (an alternative to the regular channels of communication that is used when agreements must be made secretly (especially in diplomacy or government); "they negotiated via a back channel")
Overview of adj back_channel
The adj back-channel has 1 sense
- back-channel -- (via a back channel; "the failure of back-channel negotiations")