Definition of pony
plural ponies
1 a
:a small horse;
especially
:one of any of several breeds of very small stocky animals noted for their gentleness and endurance
b
:a bronco, mustang, or similar horse of the western U.S.
c
:racehorse
—usually used in plural
2
:something smaller than standard: such as
a
:a small beer glass
b
:a small liqueur glass typically holding one ounce
3
:a literal translation of a foreign language text;
especially
:one used surreptitiously by students in preparing or reciting lessons
