manky /ˈmæŋki/ adjective2 •(UK, slang) Unpleasantly dirty and disgusting."He don't want those," his father said, holding a bag of apples at the end of an outstretched arm as if they were a danger to his health, "they're all... manky." — 2005 •(slang) Being or having bad weather. formsmankier · mankiest