PABX

American  

1. an automatically operated PBX.

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PABX British  

abbreviation

1. private automatic branch exchange See also PBX

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Etymology

Origin of PABX

p(rivate) a(utomatic) b(ranch) ex(change)

Example Sentences

A PABX, a private automatic branch exchange, works like a mini-Telecom telephone exchange.

From Project Gutenberg

Using a PABX, the employee of a large company could dial another employee in-house without incurring the cost of a local telephone call.

From Project Gutenberg

Sometimes phreakers made free calls out of PABXes simply by exploited security flaws in a particular model or brand of PABX.

From Project Gutenberg

In fact it was a lot less hassle than manipulating some company's PABX.

From Project Gutenberg

The advent of carding meant you could telephone your friends in the US or UK and have a long voice conference call with all of them simultaneously—something which could be a lot tougher to arrange on a PABX.

From Project Gutenberg