!. An expression, particularly popular with the British and the Irish, that means something is really cool, really awesome, top notch, way above expectations.
2. A sarcastic expression of how good something (an idea, etc) is/was.
1. "This is really really fucking brilliant" - Bono (2003, Golden Globes)
2. "Luke, blasting the controls that extend the bridge was fucking brilliant" - Leia (what she would have said if "Star Wars" was not rated PG)