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
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
The investigation into Ashton’s death hinged on results of an analysis by the Minnesota Bureau of Criminal Apprehension of the drug paraphernalia found in the Roseville hotel room — the tinfoil and dollar bill — as well as a subsequent blood sample from Littlewolf.
—Nick Ferraro, Twin Cities, 9 June 2025
See All Example Sentences for tinfoil
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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
The investigation into Ashton’s death hinged on results of an analysis by the Minnesota Bureau of Criminal Apprehension of the drug paraphernalia found in the Roseville hotel room — the tinfoil and dollar bill — as well as a subsequent blood sample from Littlewolf.
—Nick Ferraro, Twin Cities, 9 June 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 9 Sep. 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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