You use cosy to describe activities that are pleasant and friendly, and involve people who know each other well. a cosy chat between friends = intimate + cosily co·si·ly chatting cosily with friends over coffee. cosies a covering for a teapot that keeps the tea inside from getting cold too quickly
cosy cosier cosiest in AM, use cozy1. A house or room that is cosy is comfortable and warm. Downstairs there's a breakfast room and guests can relax in the cosy bar. = homely + cosily co·si·ly We took time to relax in the cosily decorated drawing room
If you are cosy, you are comfortable and warm. They like to make sure their guests are comfortable and cosy. + cosily co·si·ly He was settled cosily in the corner with an arm round Lynda