There are one or more microphones built into the headsets to detect external noise. By employing sophisticated electronic signal processing, an anti-noise signal is then generated to cancel out the external noise. In essence, this leaves only the desired music or soundtrack audible to the listener.
â¢ MANCHURIAN (adjective). The adjective MANCHURIAN has 1 sense: 1. of or relating to or characteristic of Manchuria or its people or their culture. Familiarity information: MANCHURIAN used as an adjective is very rare.
Top definition Manchurian candidate unknown a candidate running for office who publicly supports one group to win election, but uses his executive or legislative powers to assist an opposing group; it should not be confused with a sleeper agent who has been brainwashed into working for a political party