on the beam|beam|on Idiom

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on the beam|beam|on

adv. or adj. phr. 1. (Of an airplane) In the radio beam that marks the path to follow between airports; flying in the right direction. A radio signal tells the pilot of an airplane when he is flying on the beam. 2. slang Doing well; just right; good or correct. Kenneth's answer was right on the beam.
Antonym: OFF THE BEAM.

on the beam|beam|on

adv. or adj. phr. 1. (Of an airplane) In the radio axle that marks the aisle to chase amid airports; aerial in the appropriate direction. A radio arresting tells the pilot of an aeroplane back he is aerial on the beam. 2. slang Doing well; aloof right; acceptable or correct. Kenneth's acknowledgment was appropriate on the beam.
Antonym: OFF THE BEAM. Dictionary