Answer: memes

AnswerCrossword Clue
MEMESCultural fads
memesMEME, a practice or belief passed on other than by genes
memescultural item that is transmitted by repetition in a manner analogous to the biological transmission of genes
MEMESIdeas spreading virally
MEMESThey might go viral
MEMESThey trend online
MEMESLOLcats and literal videos, e.g.
MEMESIdeas that spread
MEMESInternet phenoms
MEMESViral Internet images, say
MEMESInternet -- (viral phenomena)
MEMESViral things
MEMESSome modern fads
MEMESVous-... (yourselves): Fr.
MEMESNous ... (ourselves): French.
MEMESInternet fads
MEMESFast-spreading Internet phenomena
MEMESVideos that go viral, e.g.
MEMESThings spread on imgur, e.g.
MEMESCultural ideas
MEMESPictures of cats or celebrities saying things, often
MEMESPictures of Hillary Clinton wearing sunglasses saying things, and the like