noun
a person who has done, or is believed to have done, a very bad thing, especially sth that is harmful to society :
public enemy number one (= the person or thing that is most frightening or that is most hated)
noun
a person who has done, or is believed to have done, a very bad thing, especially sth that is harmful to society :
public enemy number one (= the person or thing that is most frightening or that is most hated)
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005