a small horse of any of several breeds, usually not higher at the shoulder than 14 1 / 2 hands (58 in./146 cm).

a horse of any small type or breed.

Slang . a literal translation or other text, used illicitly as an aid in schoolwork or while taking a test; crib.

something small of its kind.

a small glass for liquor.

the amount of liquor it will hold, usually one ounce (29.6 ml).

a small beverage bottle, often holding seven ounces (196 g)

We bought a dozen ponies of Mexican beer.

Older Slang . a diminutive chorus girl.

pony pack.

British Slang . the sum of 25 pounds.

Slang . to prepare (lessons) by means of a pony.

Racing Slang .

to be the outrider for (a racehorse).

to exercise (a racehorse) by having a rider mounted on another horse lead it at a gallop around a track.

to prepare a lesson or lessons with the aid of a pony. ?

pony up, Informal . to pay (money)

as in settling an account

Next week you'll have to pony up the balance of the loan.

noun

cayuse , crib , glass , horse , mustang , nag , pinto , racehorse , trot