Adjective
1. 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"2. 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"3. suggesting connivance;
"a cozy arrangement with the police"