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Synonyms

backer

American  
[bak-er] / ˈbæk ər /

noun

backers plural
  1. a person who supports or aids a person, cause, enterprise, etc.

    Synonyms:
    helper, aide, guarantor, sponsor, supporter
  2. a person who bets on a competitor in a race or contest.

  3. canvas or other material used for backing.


backer British  
/ ˈbækə /

noun

  1. a person who gives financial or other support

  2. a person who bets on a competitor or contestant

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms

Etymology

Origin of backer

First recorded in 1535–45; back 1 + -er 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Microsoft has been a big backer of OpenAI but is struggling to remain on the forefront of the fast-moving technology, which threatens to unseat software makers.

From The Wall Street Journal Jul. 11, 2026

Sajith Pai of Blume Ventures, an early stage Indian start-up backer said Shah was getting an "even bigger canvas to paint his bold brushstrokes in".

From Barron's Jun. 23, 2026

“Tech has been a long backer of his, but at the same time there is this growing national outcry against data centers.”

From Los Angeles Times Jun. 21, 2026

A backer of the prime minister said, when Burnham had faced tough questions in the by-election campaign, "he's fallen apart".

From BBC Jun. 20, 2026

Ever attuned to the ebb and flow of research funding, he recognized that the government stood to become as generous a financial backer as the medical foundations he had mined to build the sixty-inch.

From "Big Science" by Michael Hiltzik

Rising construction costs and shortages of labor and parts are forcing some operators to seek deeper-pocketed backers to fund expansions.

From The Wall Street Journal Jul. 14, 2026

But he later became one of his staunchest backers.

From BBC Jul. 12, 2026

Hawaii and Oregon have laws that allow for the forfeiture of an animal during a criminal case, according to the bill’s backers.

From Los Angeles Times Jul. 8, 2026

However, Moraff and other Platner backers seem to have ended their assessment there.

From Slate Jul. 8, 2026

No one knew better than Ernest that his expansion plans would outstrip the resources of the university, the Rockefeller Foundation, and the Research Corporation, his customary financial backers.

From "Big Science" by Michael Hiltzik

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