1. mounted on a horse; riding on horseback
Usage: archaic or literary

1. on or into a horse; in the manner of being mounted on a horse
Usage: archaic or literary

Examples

• The knight rode ahorse across the battlefield.
• He went ahorse to deliver the urgent message.
• The soldiers were ahorse and ready for battle.
• She preferred to travel ahorse rather than by carriage.
• The messenger arrived ahorse, dusty from the long journey.