with flying colours 

to pass an exam perfectly

- How is your exam in biology?
- I passed it with flying colours!

with flying colours by _A_lison_ January 28, 2014

pass with flying colors 

To succeed in something with no possibility of failure.

"I studied last night, so I'm sure I'll pass with flying colors."

pass with flying colors by XDavid PolicastroX March 9, 2009

with flying colors 

Triumphant; vitorious. Derives from the practice of a ship striking her colors to surrender in battle. Thus, the ship that comes through "with flying colors" is the winner.

Again Nelson came through with flying colors, vanquishing the French fleet in the Battle of the Nile.

with flying colors by Second Head August 13, 2008

with flying colors 

in a bold and assured way, in a spectacular or grand way

I passed the test with flying colors.

with flying colors by Light Joker July 17, 2007