yobPronunciation: /jɒb/Translate yob | into French | into German | into Italian Definition of yob noun British informal a rude, noisy, and aggressive youth. Derivatives yobbish adjective yobbishly adverb yobbishness noun yobby adjective (yobbier, yobbiest)Origin: mid 19th century: back slang for boyyob in other Oxford dictionaries Definition of yob in the US English dictionary