cocuyo . ( Voice Caribbean ). 1. m. insect species from tropical America, about three centimeters in length, oblong, Brown and with two yellowish spots on the sides chest, by which fires at night a bluish light quite alive. 2. m. Cuba. Wild tree that reaches about ten meters in height, with leaves lanceolate, wavy and hairless, the size of the olive fruit, and very wood lasts that it is used in the constructions. cocuyo blind. 1. m. Cuba. Less of the insect variety (c) ocuyo, black and without phosphorescence. cocuyo of Savannah. 1. m. Cuba. Tree less than cocuyo common, but more resistant, own of the savannas.