amassed; amassing; amasses

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.
An online fundraiser for the girl’s care had amassed nearly $26,000 as of Thursday morning. Andrea Castillo, Los Angeles Times, 29 May 2025 TikTok Reacts The TikTok video amassed over 8.6 million views and 1.3 million likes as of Wednesday. Liz O'Connell, MSNBC Newsweek, 29 May 2025 Months before, Elliott had amassed an 11% stake in the company. Sean Conlon, CNBC, 29 May 2025 Join me in channeling her look with this popular pair from Amazon that’s amassed more than 19,400 five-star ratings. Averi Baudler, People.com, 28 May 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 2 Jun. 2025.

Kids Definition

amass

verb
: to collect into a mass : accumulate
amasser noun

More from Merriam-Webster on amass

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