manky
From Longman Dictionary of Contemporary Englishmankyman‧ky /ˈmæŋki/ adjective British English informal UNTIDYlooking dirty and unattractive SYN mangy a manky old sweaterExamples from the Corpusmanky• I've managed to get them pretty manky from time to time and a spin through the washing machine brings them up as good as new.• His nails were so manky they looked like slugs hanging off his fingers.Origin manky (1900-2000) Scottish English mank “damaged”, from Old French manc “wounded”