Ripe or mature before the proper or natural time; early or prematurely ripe or developed; as, precocious trees.

Developed more than is natural or usual at a given age; exceeding what is to be expected of one's years; too forward; -- used especially of mental forwardness; as, a precocious child; precocious talents.

Fruit trees that bear fruit at a young age.

Term generally used to describe children who have developed certain abilities and aptitudes earlier than is usual.

appearing, developing, or maturing earlier than is usual (Morris 1992).

characterized by or characteristic of exceptionally early development or maturity (especially in mental aptitude); "a precocious child"; "a precocious achievement"

appearing or developing early; "precocious flowers appear before the leaves as in some species of magnolias"

mental or physical developmental earlier than the average age

The onset of sexual development and menstrual bleeding before ten years of age.

Wines that mature quickly are precocious, but may also be wines that may last and evolve gracefully over a long period of time, although taste as if they are aging quickly because of their tastiness and soft, early charms.

Wines that mature quickly are precocious. However the term also applies to wines that may last and evolve gracefully over a long period of time, but taste as if they are aging quickly because of their tastiness and soft, early charms.

(adj) Exhibiting mature qualities at an unusually early age. (Often said by adults.)

early maturing, ahead of development

Fish that have matured quickly, or faster than the remaining fish of its age-class.

Flowering before the leaves appear.