hobbyhorse meaning

Meaning of hobbyhorse

What is the full meaning of hobbyhorse

a strong, active horse, of a middle size, said to have been orig from Ireland; an ambling nag [n -S] / of a vessel, to pitch violently [v HOBBYHORSED, HOBBYHORSING, HOBBYHORSES]

Example of the word hobbyhorse placed on a Scrabble board.