( BrE , usually disapproving ) with the hope of using a particular situation in order to gain some advantage for yourself
WITH AN EYE FOR / ON / TO THE MAIN CHANCE
Meaning of WITH AN EYE FOR / ON / TO THE MAIN CHANCE in English
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005