flat-earther
Americannoun
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a person who adheres to the idea that the earth is flat.
-
a person who clings to an idea or theory that has long been proved wrong.
noun
Etymology
Origin of flat-earther
1930–35; flat earth + -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.
This is all like flat-Earther thinking.
From Salon
“It’s like asking a flat-earther to pilot our next mission to space.”
From Salon
He has gone from a seemingly innocuous flat-Earther to a troubling coronavirus vaccine critic to a promoter of antisemitic tropes.
From Washington Post
In a rare moment of self-awareness at the anti-vaccine rally, JP Sears, the event’s emcee, quipped that because of his belief in natural immunity to the coronavirus, “I kind of feel like a flat-Earther.”
From Washington Post
“I’m not, you know, some sort of anti-vax, flat-earther,” he said.
From New York Times
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.