Fleek Share definition Flag An annoying term used by annoying teenagers (see middleschoolers) meant to be "on point". Jill: Look, today my eyebrows are on fleek! Andrew: Oh, shut up. Fleek by wiubundobuntuos April 3, 2015 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