flat-earther

[flat-ur-ther]

noun

1. a person who adheres to the idea that the earth is flat.

2. a person who clings to an idea or theory that has long been proved wrong.

flat-earther

noun

1. informal,  a person who does not accept or is out of touch with the realities of modern life

Word History and Origins

Origin of flat-earther¹

1930–35; flat earth + -er ¹

Example Sentences

“It’s like asking a flat-earther to pilot our next mission to space.”

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He has gone from a seemingly innocuous flat-Earther to a troubling coronavirus vaccine critic to a promoter of antisemitic tropes.

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Some may quibble about lumping together a flat-earther with a climate-change denier, but we gain nothing by listening to either extreme view.

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As it happened, flat-earthers got a warmer reception at Sunday's rally, where event emcee JP Sears said, "I kind of feel like a flat-earther believing in natural immunity. No offense, flat-earthers."

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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.”

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