pe·so | \ˈpā-(ˌ)sō, 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, Phlippines, and Uruguay — see Money Table

Examples of peso in a Sentence

Recent Examples on the Web

Get our daily newsletter That explains why the Argentine peso has been the biggest mover since January. The Economist, "Investors are gorging on American assets," 12 July 2018 The peso has declined since mid-April as his poll lead widened. Bloomberg, Fortune, "What You Need to Know About the Historic Victory of Mexico's New Left-Wing President," 2 July 2018 The peso dropped about 1 percent on news of his victory, not as dramatic a slide as some had predicted, but a sign the markets are skeptical of López Obrador’s platform, which includes higher spending on welfare programs. Washington Post,, "Election delivers a resounding mandate for Mexico’s first leftist leader in decades," 2 July 2018 The Mexican peso is down 4.1% against the dollar this year, while Canada’s dollar is off 4.8%. Akane Otani, WSJ, "Fate of Nafta Is Next in Line as Source for Market Concern," 18 June 2018 The peso plummeted to 21.92 to the dollar in January 2017, a record low attributed to factors including the drop in oil prices and the U.S. election. Lynn Brezosky, San Antonio Express-News, "Data shows Mexican spending for Semana Santa holy week down significantly since 2012," 6 Apr. 2018 Renaissance Capital says the peso is almost 40 percent undervalued. Justin Villamil,, "Election Risks Loom Over Latin American Sovereign Bonds in 2018," 8 Jan. 2018 Investors this year paid a price for buying a dip in the Argentine peso, betting it was poised to rebound after interest rates soared. Yeliz Candemir, WSJ, "Investors Dump Turkish Lira as They Turn Cold on Emerging Markets," 10 July 2018 From Sunday evening into Monday afternoon, the Mexican peso fell 1% against the U.S. dollar as investors assessed what the leftwing sweep might mean for policy. The Editorial Board, WSJ, "The Peso Federales," 2 July 2018

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.

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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

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Dictionary Entries near peso





peso boliviano



Statistics for peso

Last Updated

14 Oct 2018

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Time Traveler for peso

The first known use of peso was in 1555

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English Language Learners Definition of peso

: the basic unit of money of several Latin-American countries and the Philippines; also : a coin or bill representing one peso


pe·so | \ˈpā-sō \
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

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More from Merriam-Webster on peso

Spanish Central: Translation of peso

Nglish: Translation of peso for Spanish Speakers

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

Comments on peso

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not any or not one

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