Source : Webster's Revised Unabridged Dictionary (1913)

Mango \Man"go\, n.; pl. {Mangoes}. [Pg. manga, fr. Tamil
   m[=a]nk[=a]y.]
   1. The fruit of the mango tree. It is rather larger than an
      apple, and of an ovoid shape. Some varieties are fleshy
      and luscious, and others tough and tasting of turpentine.
      The green fruit is pickled for market.

   2. A green muskmelon stuffed and pickled.

   {Mango bird} (Zo["o]l.), an oriole ({Oriolus kundoo}), native
      of India.

   {Mango fish} (Zo["o]l.), a fish of the Ganges ({Polynemus
      risua}), highly esteemed for food. It has several long,
      slender filaments below the pectoral fins. It appears
      about the same time with the mango fruit, in April and
      May, whence the name.

   {Mango tree} (Bot.), an East Indian tree of the genus
      {Mangifera} ({M. Indica}), related to the cashew and the
      sumac. It grows to a large size, and produces the mango of
      commerce. It is now cultivated in tropical America.

Source : WordNet®

mango
     n 1: large evergreen tropical tree cultivated for its large oval
          smooth-skinned fruit [syn: {mango tree}, {Mangifera
          indica}]
     2: large oval smooth-skinned tropical fruit with juicy aromatic
        pulp and a large hairy seed
     [also: {mangoes} (pl)]

mangoes
     See {mango}