The quality of light created by a television being the only source of light in the room. Cousin to hackerlight. Accompanies the subtle debaucheries of extended vegetation, as typefied by an average suburbanite immersed in late-night soft porn or hypnotically fascinated by an infomercial. Also accompanies such modern Dionysian rites as stoned/drunken Playstation sessions, and sex with the television on.