mad apple meaning and definition

MAD APPLE noun

Definition of mad apple (noun)

1. hairy upright herb native to southeastern Asia but widely cultivated for its large glossy edible fruit commonly used as a vegetable
   • synonyms: aubergine, brinjal, eggplant, eggplant bush, garden egg, Solanum melongena
2. egg-shaped vegetable having a shiny skin typically dark purple but occasionally white or yellow
   • synonyms: aubergine, eggplant