Accafella Share definition Flag an A Capella but all dudes. Which makes it awesome. Sometimes spelled with a z at the end. Guy: let's sing. Guy 2: You mean an accafella? Guy: yeah. it's not gay. Accafella by Blackflame619 August 6, 2009 0 0 Get merch Get the Accafella mug. Buy Now — $32.95 See more merch