amass

1 of 2

verb

amassed; amassing; amasses
Synonyms 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.
amasser noun
amassment noun

amassment

2 of 2

noun

amass·​ment ə-ˈma-smənt How to pronounce amassment (audio)
plural -s
: the act or result of amassing : accumulation

Examples of amass in a Sentence

Verb 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
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Verb
The adventure content creator had amassed more than 320,000 followers on Facebook, while some of his reels garnered millions of views. Drew Pittock, USA Today, 15 June 2026 Brown amassed a 107-88 record over two-plus seasons with the Kings, joining Rick Adelman as the only coaches in the Sacramento era to post a winning record. Jason Anderson, Sacbee.com, 14 June 2026 His career included directing 30 music videos and amassing a large TikTok following, recognized for his unique fashion and stage persona. Tim Lammers, Forbes.com, 14 June 2026 Although two-thirds of those candidates were complete unknowns, four of Pratt’s rivals ran serious campaigns, amassing endorsements and spending significant amounts of money. Los Angeles Times, 13 June 2026 See All Example Sentences for amass

Word History

Etymology

Verb

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

First Known Use

Verb

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

Noun

1665, in the meaning defined above

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 17 Jun. 2026.

Kids Definition

amass

verb
: to collect into a mass : accumulate
amasser noun

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