LewisHenry71 .

The nickname given to an event that features horror or terror - related media (such as movies and video games), the wearing of costumes, and dramatic plays on Friday - the last day of a typical work week in the United States. These events are usually held as a way to relax at the end of the work week.

This describes a situation whereby someone who streams live video of their video game play on the Internet (a "streamer") engages in a competition against all viewers present in their live stream (the "viewers"). These competitions are usually friendly in nature and are often used by streamers to promote their gaming channel.