true believer
Americannoun
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a person who has been thoroughly convinced of something.
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a fanatic, especially a religious or political one.
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.
At the same, Meta chief Mark Zuckerberg is a true believer in AI.
From The Wall Street Journal ● Jul. 28, 2026
When the last true believer walks out of the church, it is worth asking what he saw on his way to the door.
From MarketWatch ● Jul. 27, 2026
One adversary-turned-ally is Stephen Root’s cantankerous true believer, Wyck.
From Los Angeles Times ● Jun. 8, 2026
Whether or not Altman is a true believer in A.I.’s equalizing powers, he’s talking his book.
From Slate ● Feb. 10, 2026
“The true believer has faith that everything will be fine and they’ll be saved and go to heaven, which kind of makes adventure less of an adventure. But I’ll risk it.”
From "The Serpent King" by Jeff Zentner
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
