Brown Out
n.— «The district’s 2,278 Latino students comprise about 10 percent of the student body. Many businesses planned ahead to observed the boycott also known as “Brown Out” and “A Day Without Latinos.”» —“Utah Latinos rally in the thousands over immigration reform” Salt Lake Tribune (Utah) May 1, 2006. (source: Double-Tongued Dictionary)
Further reading
Why is boxing called the sweet science when it’s obviously such a bruising sport? Also, a mother of five is baffled when her Gen Z kids use words she thought she knew. For example, they call sweatshirts sweaters, and declare that’s so aesthetic...
In a 1968 list of Cheyenne High School slang that ran in newspapers around the United States, Clyde, written like the man’s name, meant one’s head or mind. The Wyoming students’ examples included Use your Clyde! and put it out of your Clyde...