true believer
noun
Definition of true believer
1 : a person who professes absolute belief in something
2 : a zealous supporter of a particular cause
From the M-W Editors
Examples of true believer in a Sentence
it's impossible to argue with those true believers, as they think any counterevidence is proof of an evil conspiracy
true believers who fought the good fight even when it was out of fashion
15th Century
First Known Use of true believer
15th century
Learn More about true believer
Seen and Heard
What made you want to look up true believer? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!