Three way calling definitions

three-way calling

[n] - a way of adding a third party to your conversation without the assistance of a telephone operator
Found on http://www.webdictionary.co.uk/definition.php?query=three-way%20calling

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three-way calling

noun a way of adding a third party to your conversation without the assistance of a telephone operator
Found on https://www.encyclo.co.uk/local/20974

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