MEANING: noun:
1. A horse used in war. Also known as a charger.
2. An experienced, dependable person, thing, etc., one who has gone through many contests, battles, struggles, etc.
3. Something, such as a play, a piece of music, etc., that has been performed often to become hackneyed.

ETYMOLOGY: From war, from Old English (werre) + horse, from hors. Earliest documented use: 1586.

WAX HORSE - Cetohippus, statue by Madame Toussaud

WART-HORSE - a chimera of half horse, half toad

WAR-NORSE - Odin and his buddies