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tin hat

noun

Slang.
  1. a steel helmet worn by soldiers.



tin hat

noun

  1. obsolete,  a steel helmet worn by military personnel for protection against small metal fragments

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word History and Origins

Origin of tin hat1

First recorded in 1915–20
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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.

Diomande's act of foolishness just put the tin hat on it.

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One government source said to me: "It's definitely not tin hat time yet."

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It's time to put on the tin hats and ignore the noise.

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Magnuson said one colleague had a puppet with bright red hair, just like Magnuson, wearing a tin hat with a Freedom Caucus sticker.

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“He must have gone down to Mar-a-Lago with Trump wearing their tin hats, I mean — what a conspiracy theory,” McAuliffe said.

Read more on Washington Post

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