ADJ. dimmed, undimmed I kept my headlights undimmed along the country lanes.
VERB + HEADLIGHTS put on, switch on, turn on | dip | flash He flashed his headlights at the oncoming car.
HEADLIGHTS + VERB be (full) on | blaze, flash, shine The headlights shone on empty streets as we drove through the town. | pick sth out My headlights finally picked out a road sign. | sweep The car's headlights swept across the front of the house.
PHRASES the glare of headlights