very well; with a very high mark / grade :
She passed the exam with flying colours.
ORIGIN: In the past, a ship returned to port after a victory in battle decorated with flags (= colours).
very well; with a very high mark / grade :
She passed the exam with flying colours.
ORIGIN: In the past, a ship returned to port after a victory in battle decorated with flags (= colours).
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005