The Collaborative International Dictionary of English v.0.48:

mina \mi"na\, n.; pl. L. Minae, E. Minas. [L., fr. Gr. ?.]
   An ancient weight or denomination of money, of varying value.
   The Attic mina was valued at a hundred drachmas.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Mina \Mi"na\, n. (Zool.)
   See Myna.
   [1913 Webster]

WordNet (r) 3.0 (2006):

mina
    n 1: tropical Asian starlings [syn: myna, mynah, mina,
         minah, myna bird, mynah bird]