Jagoff Share definition Flag A rude assholelike person. originated in pittsburgh "Yinz were acting like jagoffs the other night, all drunk on Ahrns n'at" Jagoff by Beer_jedi October 28, 2003 Word of the Day on July 31, 2016 Words you can keep railfan mug chonk mug chud mug based mug 67 mug slime mug mogging mug chopped mug thot mug glazing mug huzz mug yams mug larp mug unc mug cracked mug simp mug baddie mug bop mug lolcow mug