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push-to-talk

noun

a method of communicating on half-duplex lines, as two-way radio, using a button to switch modes from voice reception to transmission; abbr. PTT

Examples

PTT is a two-way communication service that works like a "walkie talkie."

Word Origin

1947

Usage Note

also push-to-talk , (adj.)

push-to-talk

adjective

See push-to-talk

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