1. a toy horse made of a stick with a horse’s head, ridden by children
2. a subject or activity that someone is obsessed with or frequently talks about
Usage: figurative
3. a rocking horse

Examples

• The child galloped around the yard on his wooden hobbyhorse.
• She made a hobbyhorse from a broomstick and some fabric.
• Environmental protection has become his political hobbyhorse.
• Don’t get him started on that hobbyhorse again.
• The antique hobbyhorse in the nursery was beautifully carved.
• Every time we meet, she rides her hobbyhorse about healthy eating.