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Noun: high beam  hI beem
Usage: N. Amer (elsewhere: full beam)
  1. The beam of a car's headlights that provides distant illumination
    "He switched to high beam on the dark country road";
    - full beam [Brit]

Derived forms: high beams

Type of: beam, beam of light, irradiation, light beam, ray, ray of light, shaft, shaft of light

Encyclopedia: High beam