forelight

Etymology
From.

Noun

 * 1) A forward positioned or forward facing light, especially one used to guide, direct, or navigate; beacon;  a signal; indicator
 * 2) * 1914, Congressional Series of United States Public Documents:
 * The Government regulations provide that the forelight on the large freighters shall be 40 feet above the main deck, and that the rear light shall be 15 feet above the forelight.
 * 1) Light emitted prior to or in anticipation of an event; a previous, former, or early light
 * The Government regulations provide that the forelight on the large freighters shall be 40 feet above the main deck, and that the rear light shall be 15 feet above the forelight.
 * 1) Light emitted prior to or in anticipation of an event; a previous, former, or early light