adj.1 often derog. (of a person, esp. a child) prematurely developed in some faculty or characteristic.
2 (of an action etc.) indicating such development.
3 (of a plant) flowering or fruiting early.
Derivatives:
precociously adv. precociousness n. precocity n.
Etymology: L praecox -cocis f. praecoquere ripen fully (as PRAE-, coquere cook)