pe·​so | \ ˈpā-(ˌ)sō How to pronounce peso (audio) , ˈpe- \
plural pesos

Definition of peso

1 : an old silver coin of Spain and Spanish America equal to eight reales
2 the basic monetary unit of Argentina, Chile, Colombia, Cuba, Dominican Republic, Mexico, Philippines, and Uruguay — see Money Table

Examples of peso in a Sentence

Recent Examples on the Web That level of inflation was rather unsurprising, given Cuba’s devaluing of the peso by 95 percent during 2021. Steve H. Hanke, National Review, 16 Mar. 2022 For example, when Argentina defaulted in 2001, the peso plunged, the economy shrank and inflation soared. Matthew Digiuseppe, The Conversation, 18 Apr. 2022 But Mexico’s economic struggles, deepened by the December 1994 peso devaluation, are changing that. San Diego Union-Tribune, 11 Apr. 2022 In 2018, Argentina once again collapsed after a run on the peso and had to ask the IMF for an emergency bailout. Agustino Fontevecchia, Forbes, 27 Dec. 2021 By the close of trading in Chile on Monday, the peso had fallen 3.5% against the U.S. dollar, hitting an all-time low. Ryan Dube, WSJ, 20 Dec. 2021 And, when the devaluation of the Mexican peso, in 1982, cratered cross-border trade, South Texas increasingly turned to winter tourism to boost its economy. Rachel Monroe, The New Yorker, 29 Mar. 2022 The peso has depreciated more than 16% this year, as some Chileans sent their money abroad for safekeeping. Ryan Dube, WSJ, 20 Dec. 2021 Capital flight, known as foreign asset formation in Argentina, was a consequence of a lack of confidence in the economy and the peso, as has been the case for decades. Agustino Fontevecchia, Forbes, 27 Dec. 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'peso.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of peso

1555, in the meaning defined at sense 1

History and Etymology for peso

Spanish, literally, weight, from Latin pensum — more at poise

Learn More About peso

Dictionary Entries Near peso



peso boliviano

See More Nearby Entries 

Statistics for peso

Last Updated

11 May 2022

Cite this Entry

“Peso.” Dictionary, Merriam-Webster, Accessed 22 May. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for peso


pe·​so | \ ˈpā-sō How to pronounce peso (audio) \
plural pesos

Kids Definition of peso

1 : a bill or coin used in one of several Spanish-speaking countries of North and South America
2 : a bill or coin used in the Philippines

More from Merriam-Webster on peso

Nglish: Translation of peso for Spanish Speakers

Britannica English: Translation of peso for Arabic Speakers Encyclopedia article about peso


Test Your Vocabulary

Name That Food

  • a-light
  • Name these cookies!
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!