Definition of "horse-boat" [horse-boat]

• A boat moved by a horse or horses; specifically, a ferry-boat propelled by horses working in a treadmill. (noun)

The Century Dictionary (Public Domain)

• "And the prospect of travelling in a horse-boat down the Red Sea, even in November, did not appeal to us in the least."
• "The horse-boat was too small and too slow for the business, and Joe Lambert had to buy two steam ferry-boats to take its place."
• "Then he made a rudder and helm, and his horse-boat was ready for use."