black thumb Share definition Flag In the Wasteland from the Mad Max series a black thumb is someone who is extraordinarily gifted at maintaining and caring for motor vehicles Tom Hardy: Are you a black thumb? Nicolaus Hoult: Yes? I can keep her running black thumb by Ghozty May 30, 2022 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