Having developed certain abilities or inclinations at an earlier age than is usual or expected. The precocious child was already reading chapter books by the age of four.
Exhibiting mature qualities at an unusually early age. Her precocious talent for music was evident when she composed her first symphony at the age of ten.
Occurring or developing earlier than usual, especially of plants that flower, leaf, or fruit ahead of the normal season. The precocious cherry trees bloomed in mid-February, long before spring officially began.