Source : Webster's Revised Unabridged Dictionary (1913)

Cosy \Co"sy\ (k?"z?), a.
   See {Cozy}.

Source : WordNet®

cosy
     adj : enjoying or affording comforting warmth and shelter
           especially in a small space; "a cozy nook near the
           fire"; "snug in bed"; "a snug little apartment" [syn: {cozy},
            {snug}]
     n : a padded cloth covering to keep a teapot warm [syn: {tea
         cosy}, {cosey}, {tea cosey}, {cozy}, {tea cozy}, {cozey},
          {tea cozey}, {cozie}, {tea cozie}]
     [also: {cosiest}, {cosier}]