rind /ɹaɪnd/noun 4verb 1forms 3 noun4 •Tree bark. •A hard, tough outer layer, particularly on food such as fruit, cheese, etc.Make sure you don't leave any of the rind on those lemons. •(figurative, rare) The gall, the crust, the insolence; often as "the immortal rind""I'm hanged if I know how you've got the immortal rind to come at me with a yarn like this." — 1930 •An iron support fitting used on the upper millstone of a grist mill. verb1 •To remove the rind from. formsrinded · rinding · rinds