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.
But on a day when Mizzou amassed 595 total yards, converted 4 of 5 fourth downs and got an excellent effort from first-year starting quarterback Beau Pribula, surrendering possession had to fill Kansas followers with a sense of dread. Blair Kerkhoff, Kansas City Star, 7 Sep. 2025 The Broncos used big play after big play to amass a silly-sounding 637 yards of offense and consistently thrill the Albertsons Stadium crowd of 32,887 — officially the ninth home sellout in a row. Jim Keyser, Idaho Statesman, 6 Sep. 2025 Time crunches led the team of four — including production assistant Chaandmon Croft — to streamline the pilot process so other departments could quickly work with material amassed between takes that could start and restart from various points in a song. Abbey White, HollywoodReporter, 6 Sep. 2025 Pittman noted reserve Reginald Vaughn tied for the lead on the defensive front with two tackles, the same number amassed by reserve Kaleb James. Tom Murphy, Arkansas Online, 5 Sep. 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 9 Sep. 2025.

Kids Definition

amass

verb
: to collect into a mass : accumulate
amasser noun

More from Merriam-Webster on amass

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