clownin Share definition Flag to make someone look stupid or to make a joke about them dude just clowned you clownin by Shannon February 3, 2004 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