Definitionen
1.NounThe smaller of two channels in a river that diverge to form an island.
2.NounA secondary channel of activity, typically in parallel with primary channels and somewhat independent of them.
3.NounAn unofficial communications channel used to make informal or subversive negotiations.
4.NounA real-time online discussion that occurs simultaneously with a verbal presentation.
5.NounA gesture or short prompt by which a listener invites a speaker to continue.