NOUN
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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
How To Use back channel In A Sentence
- He was a good and trusted back channel, and he kept his boss well informed.
- Diplomats and military leaders had for years used numerous back channels to keep both groups on the sidelines while we engaged in counterterrorist warfare. Ten Years Later
- they negotiated via a back channel
- Were there too many go-betweens, emissaries, back channels?