pass (something) with flying colours

pass (something) with flying colours

To win, achieve, or accomplish something exceptionally well or very successfully. Said especially of a test, examination, or training of some kind. Primarily heard in UK. Samantha was rather nervous taking her final exam, but she passed with flying colours! Your brother passed his apprenticeship with flying colours. He'll be a master builder in no time!
See also: colour, flying, pass