Alcovert Share definition Flag Adjunctive. One who is normally an introvert but once they injest alcohol, they become an extrovert. Normally Daniel is an introvert, but when Daniel goes to the Pitchewood he becomes an alcovert. Alcovert by Alcovert October 10, 2018 0 0 Get merch Get the Alcovert mug. Buy Now — $32.95 See more merch