noun
[ sing. ] head start (on / over sb) an advantage that sb already has before they start doing sth :
Being able to speak French gave her a head start over the other candidates.
noun
[ sing. ] head start (on / over sb) an advantage that sb already has before they start doing sth :
Being able to speak French gave her a head start over the other candidates.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005