1. [n]  a padded cloth covering to keep a teapot warm
2. [adj]  suggesting connivance; "a cozy arrangement with the police"
3. [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"
4. [adj]  having or fostering a warm or friendly atmosphere; especially through smallness and informality; "had a cozy chat"; "a relaxed informal manner"; "an intimate cocktail lounge"; "the small room was cozy and intimate"

Cozy
In New Hampshire, local femme fatale Christine Cobb is poisoned while dining at a quaint inn. New York City detective Stanley Hastings, who happens to be on hand, investigates, navigating his way between recipes and sleuthing cats, which are parodically thrown into this satirical cozy.

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1. \Co"zy\ (k?"z?), a. [Compar. {Cozier} (-z?-?r); superl.
   {Coziest}.] [Cf. Scot. cosie, cozie, prob. from Gael. cosach
   abounding in hollows, or cosagach full of holes or crevices,
   snug, sheltered, from cos a hollow, a crevice.]
   1. Snug; comfortable; easy; contented. [Written also {cosey}
      and {cosy}.]
   2. [Cf. F. causer to chat, talk.] Chatty; talkative;
      sociable; familiar. [Eng.]
   

2. \Co"zy\, n. [See {Cozy},a.]
   A wadded covering for a teakettle or other vessel to keep the
   contents hot.