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.
The firm’s activities are now the subject of an investigation by the DA’s office, amid lingering questions about how DTLA amassed so many plaintiffs so quickly. David Zahniser, Los Angeles Times, 3 Jan. 2026 The Book-of-the-Month Club, which, in a few short years, had amassed more than a hundred thousand subscribers, made the memoir an official pick, effectively guaranteeing big sales. Michael Waters, New Yorker, 3 Jan. 2026 The video has since amassed close to 640,000 views. Jamie Landers, Dallas Morning News, 2 Jan. 2026 The Clippers amassed a huge 28-4 advantage in points off turnovers. Jason Anderson, Sacbee.com, 31 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

Browse Nearby Words

Cite this Entry

“Amass.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/amass. Accessed 6 Jan. 2026.

Kids Definition

amass

verb
: to collect into a mass : accumulate
amasser noun

More from Merriam-Webster on amass

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