Word.ws English Dictionary

tinfoil hatter

tinfoil hatter noun: a person who believes in or propagates conspiracy theories; a conspiracy theorist.

Noun

tinfoil hatter (plural tinfoil hatters)

  1. (derogatory, slang) A person who believes in or propagates conspiracy theories; a conspiracy theorist.
    • The Washington State Dental Association is backing his $300,000 pro-fluoride campaign. Danelle Weaver and her friends, meanwhile, have raised less than $10,000. But they are undaunted. "People think we are tinfoil hatters," says Weaver, "but we're just average families who take the time to research...2005 October 17, Margot Roosevelt, “Not in My Water Supply”, in Time
    • We then tell the public and get laughed at and called crazy tinfoil hatters and then it happens just as we said it would.2012, Roger Bouwman, 99 Days, Lulu.com, published 2012, →ISBN, page 11

Examples of tinfoil hatter in a sentence

  • "People think we are tinfoil hatters," says Weaver, "but we're just average families who take the time to research and want what's best for our children."2005 October 17, Margot Roosevelt, “Not in My Water Supply”, in Time:
  • She doesn't know whom to believe, but she agrees with the tinfoil hatters about one thing: Something is weird here.2014, Alaya Dawn Johnson, Love Is the Drug, Arthur A. Levine Books, published 2014, →ISBN:

Forms of tinfoil hatter

pluraltinfoil hatters
alternative formtinfoil-hatter

Origin of tinfoil hatter

From tinfoil hat + -er.

Questions about tinfoil hatter

What does tinfoil hatter mean?
Tinfoil hatter means a person who believes in or propagates conspiracy theories; a conspiracy theorist.
How do you use tinfoil hatter in a sentence?
"People think we are tinfoil hatters," says Weaver, "but we're just average families who take the time to research and want what's best for our children."
What part of speech is tinfoil hatter?
Tinfoil hatter is a noun.
What is the plural of tinfoil hatter?
The plural of tinfoil hatter is tinfoil hatters.

Words near tinfoil hatter in the dictionary

  1. tineæ
  2. tinfish
  3. tinfoil
  4. tinfoil hat
  5. tinfoil hats
  6. tinfoil hatter
  7. tinfoil hatters
  8. tinfoil hattery
  9. tinfoil-hatter
  10. tinfoil-hatters
  11. tinfoiled

Source and license

Adapted from Wiktionary: tinfoil hatter (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: En-au-tinfoil hatter.ogg.

Cite this entry: “tinfoil hatter.” Word.ws, https://word.ws/tinfoil_hatter. Based on Wiktionary, CC BY-SA 4.0.