lank Share definition Flag South African slang, is used to give emphasis to something (a replacement for very). Mostly used amongst surfers, but has become incresingly prolific amongst young people in South Africa. That guy's lank scary That sandwich looks lank dodgy lank by skitzodee September 26, 2005 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