Definition of open line in English:

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open line



A telephone line on which conversations can be overheard or intercepted by others.
Example sentences
  • ‘We had to open lines of communication and lines of supply in places where we did not necessarily want to put boots on the ground,’ Capt. Homes explained.
  • He began by holding up his mobile phone saying, ‘This telephone has an open line to a refugee camp in the Gaza Strip.’
  • She establishes open lines of communication and an atmosphere of mutual respect among all members of her surgical team.


Denoting a phone-in radio or television programme.
Example sentences
  • After a few years running an open-line radio show, Kiviaq entered law school.
  • One caller to an open-line radio show quipped: ‘Ralph can run the country half-drunk better than the other people we have in charge.’
  • ‘Newspapers were denouncing me, open-line shows too, and people were phoning me up and threatening me, but a few MPs gave me support, as did the Commissioner of Official Languages,’ Thibodeau says.
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