■ noun ( plural ponies )
1》 a horse of a small breed, especially one below 15 hands (or 14 hands 2 inches).
↘( the ponies ) informal, chiefly N. Amer. racehorses.
2》 informal a small glass or measure of alcoholic drink.
3》 Brit. informal twenty-five pounds sterling.
■ verb ( ~ something up ) N. Amer. informal hand over a sum of money, especially to settle an account.
Origin
C17: prob. from Fr. poulenet 'small foal'.