the papaya plant (Carica papaya) or its edible fruit

(slang) a stupid person; a slow learner; someone who is slow-witted or dull-reacting

(literary) a famous poem from the "Book of Odes" about returning favors and friendship

any of several shrubs or small trees in the genus Chaenomeles (family Rosaceae), especially Chaenomeles speciosa, or its fruit used in traditional medicine