Definition of tinfoil
: 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 of tinfoil from the Web
Jack Hotel was over at an old desk, setting fire to a pipe, the bowl of which was wrapped in tinfoil.
This will come as no surprise to the tinfoil hat brigade, who think that government agents wielding magical TV remotes are already controlling the world’s stoplights.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'tinfoil'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of tinfoil
TINFOIL Defined for English Language Learners
Definition of tinfoil for English Language Learners
: a thin sheet of shiny metal that is used especially for cooking or storing food
TINFOIL Defined for Kids
Definition of tinfoil for Students
: a thin metal sheeting usually of aluminum or an alloy of tin and lead
Seen and Heard
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