earmo Share definition Flag to go through a piercing stage in one's life, where the fool pierces multiple holes in said ear(s), (mostly involving emo kids) FBF pierced his cartilage today, bringing his total to six, this was the height of his earmo phase. earmo by EElex June 26, 2008 0 0 Get merch Get the earmo mug. Buy Now — $32.95 See more merch