\ ə-ˈmas How to pronounce amass (audio) \
amassed; amassing; amasses

Definition of amass

transitive verb

1 : to collect for oneself : accumulate amass a great fortune
2 : to collect into a mass : gather must select rather than simply amass details

intransitive verb

: to come together : assemble Dark clouds amassed over the city.

Keep scrolling for more

Other Words from amass

amasser noun
amassment \ ə-​ˈmas-​mənt How to pronounce amass (audio) \ noun

Examples of amass in a Sentence

They've amassed a wealth of information. amassed a truckload of donations in the course of their canned food drive
Recent Examples on the Web To many rental property owners and landlords, the eviction moratorium is not only putting them in financial jeopardy, but also encouraging residents to amass large and likely un-payable debts. Andrew Stuttaford, National Review, "‘Stuffing Their Mouths with Gold’ — Selling the Biden/Yellen Tax Cartel," 10 Apr. 2021 Warren is one of only nine songwriters in Oscar history to amass 12 or more nominations in this category. Billboard Staff, Billboard, "Conversations With Every 2021 Oscar Best Original Song and Score Nominee," 2 Apr. 2021 The state’s push to amass hydroxychloroquine emerged in the early days of the pandemic, as Trump was touting the antimalarial drug as a potential off-label miracle cure for COVID-19. Bethany Rodgers, The Salt Lake Tribune, "Exclusive: Utah’s power brokers helped Draper pharmacist with customs holdup on drug import," 29 Mar. 2021 Most of us need to save and invest a lot to amass hefty safety cushions for our retirement. Dallas News, "Motley Fool: Cigarette maker Altria still rewards its shareholders," 7 Feb. 2021 The callers decide that G-Eazy can amass around 20,000 units on an EP opening week. Elias Leight, Rolling Stone, "Inside the ‘Black Market’ Where Artists Can Pay for Millions of Streams," 10 Mar. 2021 What will help the app grow is when people like Shay, Alexa, Kristel and the other experts in my room start holding regular get togethers, share their insights, and amass super-sized followings. John Brandon, Forbes, "What Happens When Influencers Like Shay Rowbottom Start To Dominate Clubhouse," 28 Feb. 2021 Even if the likes of MindMed and Compass can amass the requisite clinical trials, there is also the question of how to give out the drugs. Jeff John Roberts, Fortune, "Can LSD cure our pandemic anxiety? MindMed is spending big to find out," 18 Feb. 2021 The Democratic Party’s hopes there rested on Trump’s unpopularity and an outpouring of giving from both large and small donors which allowed its candidates to amass giant campaign war chests. Eric Lach, The New Yorker, "What Happened to the Down-Ballot Blue Wave?," 5 Nov. 2020

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

See More

First Known Use of amass

15th century, in the meaning defined at transitive sense 1

History and Etymology for amass

Anglo-French amasser, from a- (from Latin ad-) + masser to gather into a mass, from masse mass

Keep scrolling for more

Learn More about amass

Time Traveler for amass

Time Traveler

The first known use of amass was in the 15th century

See more words from the same century

Statistics for amass

Last Updated

14 Apr 2021

Cite this Entry

“Amass.” Dictionary, Merriam-Webster, Accessed 20 Apr. 2021.

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

Keep scrolling for more

More Definitions for amass



English Language Learners Definition of amass

: to gather or collect (something, such as a large amount of money) especially for yourself


\ ə-ˈmas How to pronounce amass (audio) \
amassed; amassing

Kids Definition of amass

: to collect or gather together The businessman was able to amass a fortune.

Keep scrolling for more

More from Merriam-Webster on amass

Thesaurus: All synonyms and antonyms for amass

Nglish: Translation of amass for Spanish Speakers

Britannica English: Translation of amass for Arabic Speakers

Comments on amass

What made you want to look up amass? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

Name that Thing: Flower Edition

Name That Thing

Test your visual vocabulary with our 10-question challenge!

 AlphaBear 2

Spell words. Make bears.

Love words? Need even more definitions?

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