[ waw-ter-loo, wot-er-, waw-ter-loo, wot-er-; for 1 also Flemish vah-tuhr-loh ]
/ ˈwɔ tərˌlu, ˈwɒt ər-, ˌwɔ tərˈlu, ˌwɒt ər-; for 1 also Flemish ˈvɑ tərˌloʊ /
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a village in central Belgium, south of Brussels: Napoleon decisively defeated here on June 18, 1815.
a decisive or crushing defeat: The candidate met her Waterloo in the national elections.
a city in E Iowa.
a city in SE Ontario, in S Canada.
In effect, this quiz will prove whether or not you have the skills to know the difference between “affect” and “effect.”
Question 1 of 7
The rainy weather could not ________ my elated spirits on my graduation day.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use Waterloo in a sentence

British Dictionary definitions for Waterloo

/ (ˌwɔːtəˈluː) /

a small town in central Belgium, in Walloon Brabant province south of Brussels: battle (1815) fought nearby in which British and Prussian forces under the Duke of Wellington and Blücher routed the French under Napoleon. Pop: 29 003 (2004 est)
a total or crushing defeat (esp in meet one's Waterloo)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Idioms and Phrases with Waterloo


see meet one's waterloo.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.