Filly vs. Foal — What's the Difference?

A filly is a female horse that is too young to be called a mare. There are two specific definitions in use: In most cases, a filly is a female horse under four years old.

A foal is an equine up to one year old; this term is used mainly for horses, but can be used for donkeys. More specific terms are colt for a male foal and filly for a female foal, and are used until the horse is three or four.

A young female horse, especially one less than four years old.

The young offspring of a horse or other equine animal, especially one under a year old.

A young female horse, especially a racehorse less than five years old, or a young female of another equine species.

To give birth to a foal.

(Informal) A lively, high-spirited girl or young woman.

A young horse or other equine, especially just after birth or less than a year old.

A young female horse.

A young boy who assisted the headsman by pushing or pulling the tub.

(dated) A young, attractive woman.

(ambitransitive) To give birth to (a foal); to bear offspring.

A female foal or colt; a young mare. Cf. Colt, Foal.

The young of any animal of the Horse family (Equidæ); a colt; a filly.

A lively, spirited young girl.

To bring forth (a colt); - said of a mare or a she ass.

A young female horse under the age of four

To bring forth young, as an animal of the horse kind.

A young horse

Give birth to a foal;