a horse used in war; charger.
Informal. a veteran, as a soldier or politician, of many struggles and conflicts.
a musical composition, play, etc., that has been seen, heard, or performed excessively.

Origin of war-horse

First recorded in 1645–55; war1 + horse
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for war-horse

Historical Examples of war-horse

  • And why does the great Minister start to his feet like a war-horse?

  • The sound of the traffic is like music, and I feel like a war-horse that wants to be marching to it.

    The Christian

    Hall Caine

  • If you ask me what horse, I can reply with some pride that it was a war-horse.

    The Napoleon of Notting Hill

    Gilbert K. Chesterton

  • Norman raised his head like a war-horse at the sound of a trumpet-call.

    The Opal Serpent

    Fergus Hume

  • He was mounted on the war-horse presented to him by Don Augustin Peña.

    Wood Rangers

    Mayne Reid