Source : Webster's Revised Unabridged Dictionary (1913)

Stoic \Sto"ic\, n. [L. stoicus, Gr. ?, fr. ?, adj., literally,
   of or pertaining to a colonnade, from ? a roofed colonnade, a
   porch, especially, a porch in Athens where Zeno and his
   successors taught.]
   1. A disciple of the philosopher Zeno; one of a Greek sect
      which held that men should be free from passion, unmoved
      by joy or grief, and should submit without complaint to
      unavoidable necessity, by which all things are governed.

   2. Hence, a person not easily excited; an apathetic person;
      one who is apparently or professedly indifferent to
      pleasure or pain.

            A Stoic of the woods, a man without a tear.
                                                  --Campbell.

   {School of Stoics}. See {The Porch}, under {Porch}.

Stoic \Sto"ic\, Stoical \Sto"ic*al\, a. [L. stoicus, Gr. ?: cf.
   F. sto["i]que. See {Stoic}, n.]
   1. Of or pertaining to the Stoics; resembling the Stoics or
      their doctrines.

   2. Not affected by passion; manifesting indifference to
      pleasure or pain. -- {Sto"ic*al*ly}, adv. --
      {Sto"ic*al*ness}, n.

Source : WordNet®

Stoic
     n 1: a member of the ancient Greek school of philosophy founded
          by Zeno; "a Stoic achieves happiness by submission to
          destiny"
     2: someone who is seemingly indifferent to emotions [syn: {unemotional
        person}] [ant: {emotional person}]

Source : Free On-Line Dictionary of Computing

STOIC
     
        {STring Oriented Interactive Compiler}