Real Dictionary

mango
variable noun: A mango is a large sweet yellowish fruit which grows on a tree in hot countries.

mango in American English
a yellow-red, oblong tropical fruit with thick rind, somewhat acid and juicy pulp, and a hard stone: it is eaten when ripe, or preserved or pickled when unripe
noun: the oblong, sweet fruit of a tropical tree, Mangifera indica, of the cashew family, eaten ripe, or preserved or pickled

mango in British English
noun: a tropical Asian anacardiaceous evergreen tree, Mangifera indica, cultivated in the tropics for its fruit