noun
[ U ] ( BrE ) the brightest light that a vehicle's headlights can give, usually used when there are no street lights and no other traffic :
Even with the lights on full beam I couldn't see very far.
noun
[ U ] ( BrE ) the brightest light that a vehicle's headlights can give, usually used when there are no street lights and no other traffic :
Even with the lights on full beam I couldn't see very far.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005