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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.

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

In a lengthy essay last weekend, Microsoft CEO Satya Nadella, a major backer of OpenAI, detailed how he thinks companies can fight against AI labs capturing the economic returns of entire industries.

From The Wall Street Journal • Jun. 20, 2026

It was not Su’s only foray into the space industry; his company has been a high-profile backer of some of SpaceX’s Chinese competitors.

From Salon • Jun. 19, 2026

Saudi Arabia, which supports the government, and the United Arab Emirates, the RSF’s top backer, have both become re-export hubs for gum, processing it into goods exported to Asia and Europe.

From Los Angeles Times • May 31, 2026

I acted in the capacity of backer, or best-man, to the bridegroom; while a little limp pew-opener in a soft bonnet like a baby’s, made a feint of being the bosom friend of Miss Skiffins.

From "Great Expectations" by Charles Dickens

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