Subject: Gaming

Gaming, esp. electronically mediated (a bit orthogonal to the main purpose of this site)

Word Definition
avatar n. (1986) a graphical representation of a person in a computer-generated environment (as a game)
beast mode n. (1991) in a video game: a (temporary) state in which a human transforms into an animal or mythical creature, typically having extra power or skills; (hence) a (temporary) state of aggression or great performance
gameplay n. (1979) the (characteristic) way in which a player interacts with an (electronic) game; the tactical aspects of play, such as rules, plot, etc., as distinct from graphics or sound effects
gamer n. (1973) a participant in a war-game or role-playing game; a player or creator of such games
power-up n. (1983) in a video game: an item that immediately provides temporary extra abilities to a player
splatterpunk n. 1 (1987) a subgenre of horror fiction characterized by the frequent and graphic description of grisly violence, bloody deaths, and extreme sexual situations; (in later use also) a similar genre of movies, video games, etc.