black square

== English == === Etymology === From black +‎ square. === Noun === black square (plural black squares) A predominantly black image, posted by users of social media, as a demonstration of support for awareness and protest campaigns, particularly those related to racism and police brutality. [from 2020s] Used other than figuratively or idiomatically: see black,‎ square,‎ for example, ■. === Further reading === Blackout Tuesday on Wikipedia.Wikipedia