1. 
2. 
[syn: stinger, 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; 
The Collaborative International Dictionary of English v.0.48:
Stinger \Sting"er\, n.
   One who, or that which, stings.
   [1913 Webster]
         Professor E. Forbes states that only a small minority
         of the medusae of our seas are stingers. --Owen.
   [1913 Webster]
WordNet (r) 3.0 (2006):
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: stinger, 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