cookie
n.— «An all-purpose shadow device, known variously as cookie, cuke, cucoloris, or dapple sheet, has found regular use in all types of program.» —by Gerald Millerson TV Scenic Design July 3, 1997. (source: Double-Tongued Dictionary)
Further reading
The word filibuster has a long and colorful history, going back to the days when pirates roamed the high seas. Today it refers to hijacking a piece of legislation. Plus, the language of yoga teachers: When doing a guided meditation, you may hear...
The slang term 4-55 air conditioning is means cooling a car by driving fast with all the windows down. This is part of a complete episode.
Related