a juicy, edible tropical fruit somewhat resembling a pine cone: it consists of the fleshy inflorescence of a collective fruit developed from a spike of flowers
the terrestrial plant (Ananas comosus) of the pineapple family on which it grows, having a short stem and spiny-edged, recurved leaves
Slang a hand grenade shaped like a small pineapple
adjective
designating a large family (Bromeliaceae, order Bromeliales) of tropical and subtropical, mostly epiphytic, monocotyledonous plants, including the Spanish moss
See pineapple in American Heritage Dictionary 4
(pīnˈăpˌəl)
noun
a. A tropical American plant (Ananas comosus) having large swordlike leaves and a large, fleshy, edible, multiple fruit with a terminal tuft of leaves.