Entry 3 senses · 2 variants Webster, 1913 Cozy /(k?"z?)/ · Co·zy · IPA /kˈoʊziː/ a. n. 01 a. Snug; comfortable; easy; contented. 1. Snug; comfortable; easy; contented. 2. Chatty; talkative; sociable; familiar.[Eng.] 02 n. A wadded covering, often decorative, for a teakettle or other vessel to keep the contents hot. Also called tea cozy 1. A wadded covering, often decorative, for a teakettle or other vessel to keep the contents hot. Also called tea cozy Also: tea cozy