If someone gives you the evil eye, they look at you in an unpleasant way, usually because they dislike you or are jealous of you. Superstition holding that a glance can cause injury or death to those on whom it falls. The belief was found in ancient Greece and Rome as well as in folk cultures around the world, and it has persisted into modern times. Children and animals are believed to be particularly vulnerable. The evil eye is often thought to stem from envy and malice toward prosperity and beauty, and thus in many cultures unguarded praise of one's possessions or children is thought to invite misfortune. Safeguards include amulets, charms, and sacred texts; in Asia children may have their faces blackened for protection
Some people believe that the evil eye is a magical power to cast a spell on someone or something by looking at them, so that bad things happen to them