true believer

noun

1

: a person who professes absolute belief in something

2

: a zealous supporter of a particular cause

Synonyms of true believer

• partisan
• militant
• crusader
• activist

Examples of true believer in a Sentence

they were true believers in an antimaterialist lifestyle, as evidenced by their lack of possessions

true believers who fought the good fight even when it was out of fashion

Recent Examples on the Web

Mobs of students and true believers called the Red Guard roamed across the country carrying out the wishes of their leader Mao Zedong. —Arkansas Online, 22 Jan. 2026

Or, as a true believer might call it, the Promised Land. —Andrew Callahan, Boston Herald, 22 Jan. 2026

So even business leaders who aren’t true believers could ask why risk alienating the famously vindictive, most powerful person in the world — and his army of supporters — when doing so would accomplish little, if anything? —Gautam Mukunda, Mercury News, 17 Jan. 2026

Much like previous financial crazes around meme stocks and NFTs, true believers view prediction markets through a stick-it-to-the-man prism. —Bobby Allyn, NPR, 17 Jan. 2026

Word History

First Known Use

15th century, in the meaning defined at sense 1

Rhymes for true believer

• unbeliever
• achiever
• deceiver
• perceiver
• receiver
• reliever
• retriever
• transceiver
• cleaver
• fever
• leaver
• weaver