Jbag Share definition Flag Originated in England a Jbag is a slut, whore, slag or sket. Tom: hey i saw your GF giving slops to someone in the park yesturday, sorry bro Rick: Oh my God what a fucking Jbag Jbag by Jack Peters1 May 22, 2019 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