shine brightly
1 to shine very brightly for a short time; to make sth shine in this way:
[V] Lightning flashed in the distance. * A neon sign flashed on and off above the door. * the flashing blue lights of a police car * Start crossing when the green WALK sign starts to flash. * [VN] The guide flashed a light into the cave.
give signal
2 ~ (sth) (at sb)
