amassed; amassing; amasses
Synonyms of amassnext

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.
amasser noun
amassment 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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Steal her style with this lookalike pair from Lee that’s amassed more than 2,800 five-star ratings from Amazon shoppers. Averi Baudler, PEOPLE, 28 Dec. 2025 Across all five seasons, Netflix said, the show has amassed more than 1 billion streams. Doha Madani, NBC news, 25 Dec. 2025 The venture capitalist Peter Thiel, for example, has invoked the antichrist in lectures, theorizing that such a figure might wield anti-AI sentiment to amass political power. Andrew R. Chow, Time, 23 Dec. 2025 Poverty wages boosted profits GAESA’s many companies tap into the country’s foreign hard-currency revenues, and its business model keeps labor costs and taxes at a minimum, which may help explain the exorbitant hoard of dollars the military amassed even as ordinary Cubans became poorer and poorer. Nora Gámez Torres, Miami Herald, 23 Dec. 2025 See All Example Sentences for amass

Word History

Etymology

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

First Known Use

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

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

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Cite this Entry

“Amass.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/amass. Accessed 31 Dec. 2025.

Kids Definition

amass

verb
: to collect into a mass : accumulate
amasser noun

More from Merriam-Webster on amass

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