We found 18 dictionaries that define the word tin hat:

General (14 matching dictionaries)

1. tin hat: Merriam-Webster
2. tin hat: Oxford Learner's Dictionaries
3. tin hat: Collins English Dictionary
4. tin hat: Vocabulary.com
5. tin-hat: Wordnik
6. tin hat: Cambridge Advanced Learner's Dictionary
7. tin hat: Wiktionary
8. tin hat: Infoplease Dictionary
9. tin hat: Dictionary.com
10. Tin Hat, Tin hat (military), Tin hat: Wikipedia, the Free Encyclopedia
11. tin hat: Rhymezone
12. tin hat: FreeDictionary.org
13. tin hat: Mnemonic Dictionary
14. tin hat: TheFreeDictionary.com

Art (1 matching dictionary)

15. Glossary of Stamp Collecting Terms (No longer online)

Computing (1 matching dictionary)

16. tin hat: Encyclopedia

Slang (1 matching dictionary)

17. tin hat, tin hat, tin hat, tin hat: Green’s Dictionary of Slang

Sports (1 matching dictionary)

18. Hickok Sports Glossaries (No longer online)

(Note: See tin_hats as well.)

Definitions from Wiktionary (tin hat) ▸ noun:  (military, slang, historical) The steel helmet worn by soldiers during World War I. ▸ noun:  A tinfoil hat. Similar: hard hat, safety hat, pot hat, campaign hat, washbasin helmet, top hat, tile, barret, service hat, capeline, more... Opposite: helmet Phrases: tin foil hat, more... ▸ Words similar to tin hat ▸ Usage examples for tin hat ▸ Idioms related to tin hat ▸ Wikipedia articles (New!) ▸ Words that often appear near tin hat ▸ Rhymes of tin hat ▸ Invented words related to tin hat