a secret, unofficial, or informal channel of communication as used in politics or diplomacy: sensitive information passed on through a back channel.
- back-chan·nel, adjective
- back-chan·nel·ing, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use back channel in a sentence
Reports circulating in Israel on Monday suggested that Obama has opened another secret backchannel, this time to Hezbollah.7 Questions About the Geneva Deal on Iran You Might Be Asking | Matthew Kalman | November 25, 2013 | THE DAILY BEAST
When Abbas pressed ahead with the U.N. initiative, Netanyahu terminated the Peres backchannel.Shimon Peres’s Influence Wanes as Israel Grows More Bellicose Toward Iran | Dan Ephron | March 2, 2012 | THE DAILY BEAST
It essentially uses the award as a backchannel to decisively endorse the Polish version of the Katyn events.