Answer:

MEME

AnswerCrossword Clue
MEMEBad Luck Brian or Scumbag Steve
MEMEPhilosoraptor, for one
MEMEAttention-getting cry
MEMEQuickly spread cultural idea
MEMEViral Web phenom
MEMECultural nugget
MEMEUnit of nongenetic knowledge
MEMECultural tidbit transmitted by repetition
MEMESocial-media phenomenon
MEME"Who wants candy?" response
MEMEUnit of cultural information
MEMEEnthusiastic hand-raiser's cry
MEMEInternet ..: fast-spreading item
MEMECry from one eagerly raising a hand
MEMECultural idea that may go viral
MEMEKid's enthusiastic "I do!"
MEMEAttention-grabbing cry
MEMEAttention-grabbing words
MEMEViral video, e.g.
MEMEViral Internet phenomenon
MEMEViral phenomenon
MEMEViral video image, e.g.
MEMEFast-spreading idea
MEMEFast-spreading Internet phenomenon
MEMEHand raiser's cry
MEMEInternet ..: viral item
MEMERe-re-re-re-shared link on Facebook, e.g.
MEMEInternet ..
MEMEHand-waver's cry
MEMEConcept that spreads via the Web
MEMEFrantic waver's cry
MEMECultural fad
MEMEViral Internet idea
MEMEViral Web phenomenon
MEMEEnthusiastic "I do!"
MEMETout de ... (all the same, in French)
MEMESame: French.
MEMESame: Fr.
MEMEDe ... (likewise): Fr.
MEMESame, in Paris.