Source : Webster's Revised Unabridged Dictionary (1913)

Quin \Quin\, n. (Zo["o]l.)
   A European scallop ({Pecten opercularis}), used as food.
   [Prov. Eng.]

Source : WordNet®

quin
     n : one of five children born at the same time from the same
         pregnancy [syn: {quintuplet}, {quint}]

Source : Free On-Line Dictionary of Computing

QUIN
     
        Pyle 1965.  Interactive language.  Sammet 1969, p.691.