Dyactavc Share definition Flag The abbreviation for “Dude you are cooler than a vintage cassette” used by people in the Be More Chill fandom. Amy: Jacob broke up with me! Am I really that bad? Riley: Relax! Dyactavc! Amy: Okay, thanks! Dyactavc by ChloetheHPFan February 19, 2018 0 0 Get merch Get the Dyactavc mug. Buy Now — $32.95 See more merch