\ 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.

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Other Words from amass

amasser noun
amassment \ ə-​ˈmas-​mənt How to pronounce amassment (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 Lambert has amassed a record 34 ACM Awards since 2006, when she was named top new female vocalist. Paul Grein, Billboard, "Will Miranda Lambert Keep Her ACM Awards Album of the Year Winning Streak Alive?," 11 Feb. 2020 With his company’s core satellite TV business in decline, Ergen has amassed a trove of airwaves to build a state-of-the-art network. David Mclaughlin, Time, "T-Mobile's $26.5 Billion Sprint Merger Approved Despite Competition Concerns," 11 Feb. 2020 Since launching his account on Thursday, the actor has already amassed more than 3 million followers. Charles Trepany, USA TODAY, "'Friends' stars Jennifer Aniston, Lisa Kudrow welcome Matthew Perry to Instagram," 7 Feb. 2020 Since the announcement of his White House bid, Sanders, 78, has amassed approximately $121 million, collecting $96 million in 2019. Anthony Leonardi, Washington Examiner, "Bernie Sanders campaign sees best fundraising month to date with $25M January haul," 6 Feb. 2020 Since then the book club’s launch in 2017, it’s Instagram account has amassed 1.4 million followers. Alicia Kortendick, al, "Reese Witherspoon announces her February book club pick," 4 Feb. 2020 No other Sooner has amassed more than 6,000 all-purpose yards. Spenser Davis, Dallas News, "Oklahoma legend DeMarco Murray hired to be OU’s running backs coach," 27 Jan. 2020 In two years, the group has amassed nearly 4,000 members, and more join every day. Meryl Davids Landau, Woman's Day, "Mental Health Issues Are the Menopausal Side Affect We're Not Talking About," 27 Jan. 2020 Monica and her cheerleaders have amassed a following because viewers learn about each team member’s story, creating a surprisingly tender show centered around a team worth investing in and rooting for. Lydia Wang,, "SNL Is As Obsessed With Cheer As You…But Does It Actually Understand The Show?," 26 Jan. 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.

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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

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Time Traveler for amass

Time Traveler

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

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Statistics for amass

Last Updated

17 Feb 2020

Cite this Entry

“Amass.” Dictionary, Merriam-Webster, Accessed 29 Feb. 2020.

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More Definitions for amass


How to pronounce amass (audio)

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.

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More from Merriam-Webster on amass

Thesaurus: All synonyms and antonyms for amass

Rhyming Dictionary: Words that rhyme with amass

Spanish Central: Translation of amass

Nglish: Translation of amass for Spanish Speakers

Britannica English: Translation of amass for Arabic Speakers

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