Definition of COSIEST
- COSY, cozy (snug and comfortable) [adj]
- COSY, snug and comfortable, also COZY [adj]
- Giving a feeling of comfort, warmth, and relaxation
- (of a relationship or conversation) Intimate and relaxed
- Avoiding or not offering challenge or difficulty; complacent
- (of a transaction or arrangement) Working to the mutual advantage of those involved (used to convey a suspicion of corruption)