Jarl Share definition Flag A kid that plays cod and try's to roast people on Twitter thinking he is the shit but is ugly and fat. Biggest jarl there is - Endingurstreak15 Omg you're a fucking jarl Jarl by ReaperRD September 19, 2016 0 0 Get merch Get the Jarl mug. Buy Now — $32.95 See more merch