Source : Webster's Revised Unabridged Dictionary (1913)

Stinger \Sting"er\, n.
   One who, or that which, stings.

         Professor E. Forbes states that only a small minority
         of the medus[ae] of our seas are stingers. --Owen.

Source : WordNet®

stinger
     n 1: a cocktail made of made of creme de menthe and brandy
     2: a remark capable of wounding mentally; "the unkindest cut of
        all" [syn: {cut}]
     3: a portable low altitude surface-to-air missile system using
        infrared guidance and an impact fuse; fired from the
        shoulder
     4: a sharp organ of offense or defense (as of a wasp or
        stingray or scorpion) often connected with a poison gland
     5: a sharp stinging blow