a self replicating unit of information that an take on the form of an action, thought, trend or fad in human society.

Rintel, Sean. “Crisis Memes: The Importance of Templatability to Internet Culture and Freedom of Expression.” Australasian Journal of Popular Culture 2, no. 2 (June 1, 2013): 253–271. doi:10.1386/ajpc.2.2.253_1.