amass

American  

[uh-mas] / əˈmæs /

verb (used with object)

1. to gather for oneself; collect as one's own.

   to amass a huge amount of money.

   Synonyms:

   accumulate

2. to collect into a mass or pile; gather.

   He amassed his papers for his memoirs.

   Synonyms:

   aggregate, assemble

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verb (used without object)

1. to come together; assemble.

   crowds amassing for the parade.

amass British  

/ əˈmæs /

verb

1. (tr) to accumulate or collect (esp riches, etc)

2. to gather in a heap; bring together

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Other Word Forms

• amassable adjective
• amasser noun
• amassment noun
• reamass verb (used with object)
• reamassment noun

Etymology

Origin of amass

First recorded in 1475–85; from French amasser, equivalent to a- a- ⁵ ( def. ) + masse mass ( def. ) + -er, infinitive suffix

Example Sentences

This edgy approach has helped him amass more than 4 million subscribers on YouTube.

From Slate • Mar. 9, 2026

As the weeks amass and donations dwindle, survivors question how long they will be left in limbo after the worst disaster to strike Aceh since a 2004 tsunami.

From Barron's • Feb. 25, 2026

But Raman’s late entry into the race, hours before Saturday’s filing deadline, could make it harder for her to amass support and funding.

From Los Angeles Times • Feb. 10, 2026

Someone hoping to amass enough for their child’s first down payment on a car or a home, meanwhile, might find custodial accounts attractive.

From MarketWatch • Jan. 8, 2026

As Singleton began to amass evidence, and Baird saw that a potential case was coalescing, he let these thoughts percolate.

From "A Deadly Wandering: A Mystery, a Landmark Investigation, and the Astonishing Science of Attention in the Digital Age" by Matt Richtel

Related Words

• assemble
• collect
• compile
• garner
• hoard
• stockpile