tinfoil
noun
tin·foil
ˈtin-ˌfȯi(-ə)l 
: a paper-thin metal sheeting usually of aluminum or tin-lead alloy
Examples of tinfoil in a Sentence
Wrap the leftover food in tinfoil.
Recent Examples on the Web
The last photo in his slideshow pictured Alcaraz sitting outside with tinfoil wrapped around his head.
—
Skyler Caruso, PEOPLE, 10 Sep. 2025
Next, place the soaked wood chips on a large piece of tinfoil.
—Joe Difazio, USA Today, 29 Aug. 2025
Anyway, Hayleigh's story is a good read and imparts a lot of actual facts about weather modification, tinfoil hats not included.
—Shaun McKinnon, AZCentral.com, 19 Aug. 2025
Inside is precious cargo — dozens of carne asada burritos, hand-wrapped in tinfoil.
—Yasara Gunawardena, Los Angeles Times, 10 July 2025
See All Example Sentences for tinfoil
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Skyler Caruso, PEOPLE, 10 Sep. 2025
Next, place the soaked wood chips on a large piece of tinfoil.
—Joe Difazio, USA Today, 29 Aug. 2025
Anyway, Hayleigh's story is a good read and imparts a lot of actual facts about weather modification, tinfoil hats not included.
—Shaun McKinnon, AZCentral.com, 19 Aug. 2025
Inside is precious cargo — dozens of carne asada burritos, hand-wrapped in tinfoil.
—Yasara Gunawardena, Los Angeles Times, 10 July 2025
See All Example Sentences for tinfoil
Cite this Entry
“Tinfoil.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tinfoil. Accessed 31 Oct. 2025.
Copy CitationKids Definition
tinfoil
noun
tin·foil
ˈtin-ˌfȯil
: a thin metal sheeting usually of aluminum or an alloy of tin and lead
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