The term 'mean look' can be described by three crossword solutions: SNEER (5 letters), GLARE (5 letters), and SNARL (5 letters). A SNEER is a facial expression of contempt or derision, often accompanied by a smirk or half-smile. Glaring is an intense, angry stare, usually with the eyes wide open. Snarling is a facial expression of anger or aggression, often accompanied by bared teeth. All three expressions are considered to be hostile and intimidating.