Square Blue 

A defence in ScrapTD which is the first defence that you get, and the first which you get to defend barrels like Circle Blue early-game.

"2 or 3 Square Blues can defend up to Square Pink before you can get a Gatling Gun to pretty much defend those barrels."

Square Blue by AwesomeGamer22 January 14, 2023

Blue Square

A Newport cigarette. Often sold loose on the street and advertised by the calling, "Blue Squares."

Origin: Blue; (the Color of the Newport cigarette pack), Square;(a slang term for cigarette)

Guy 1-"Blue Squares, Blue Squares!"
Guy 2-"Yo man, lemme get two"
Guy 1-"One dollar."

"Yo man, you got any blue squares?"

Blue Square by Jw307Jw August 11, 2009