1.the Battle of Waterlooan important battlefought in 1815 near Brussels, Belgium, in which the Duke of Wellington, leading the British and the Prussians, defeated Napoleon and the French. It was Napoleon’s final defeat, and he never regained power after this.
2meet your Waterlooto be finally defeated after a long period of success
Despite widespread unpopularity, the party did not meet its Waterloo until the election of 1997.