Etymology: < the name of two brothers, A. T. and J. H. Kliegl, who invented it in the U.S.Cinematogr.
a. In full, klieg light. Orig., a kind of arc lamp invented for use as a studio light; hence, any powerful electric light used in film-making, or in television. (OED)
"If Sameen became his public spokesperson, the media would camp outside her house and there would be no escape from the glare of publicity; her private life, her daughter’s life, would become a thing of klieg lights and microphones."
- Salman Rushdie, "The disappeared: How the fatwa changed a writer's life", 17 September 2012 The New Yorker