ALL meanings of back channel
back chan·nel
B b - noun back channel an unofficial, often secret, means of communication 3
- noun back channel a secret, unofficial, or informal channel of communication as used in politics or diplomacy: sensitive information passed on through a back channel. 1
- noun back channel The smaller of two channels in a river that diverge to form an island. 0
- noun back channel An unofficial communications channel used to make informal or subversive negotiations. 0
- noun back channel (linguistics) A gesture or short prompt by which a listener invites a speaker to continue. 0