Troll used to mean someone who just tries to provoke reactions online. Nowadays almost every time I hear the word, it's actually used to describe a person who e

Troll used to mean someone who just tries to provoke reactions online. Nowadays almost every time I hear the word, it's actually used to describe a person who expresses an unpopular opinion. It's an easy way to ignore criticism and disagreement: anyone who disagrees with you is just a troll.