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noun

tinfoil

Tinfoil (noun) means a thin, flexible sheet of metal, often aluminium, used to wrap or cover food. Example: “She wrapped the leftovers in tinfoil.”

noun
1
A thin, flexible sheet of metal, often aluminium, used to wrap or cover food.
"She wrapped the leftovers in tinfoil."

How to use tinfoil

Learner’s notes

In plain EnglishThin metal sheeting used for wrapping food, though most modern "tinfoil" is actually aluminium.

Common mistake

What people call "tinfoil" today is almost always aluminium foil, not real tin.

Word forms

tinfoiled past tense, tinfoils plural, tinfoils singular

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Fill the gap

Can you complete this real example?

She wrapped the leftovers in _____.

Etymology

From tin + foil; originally made of actual tin before aluminium foil replaced it.

tin foil

Rhymes for tinfoil

See all rhymes for tinfoil →

Frequently asked questions

What does “tinfoil” mean?

The word “tinfoil” means a thin, flexible sheet of metal, often aluminium, used to wrap or cover food. In plain terms, thin metal sheeting used for wrapping food, though most modern "tinfoil" is actually aluminium.

How do you use “tinfoil” in a sentence?

Here is “tinfoil” used in a sentence: “She wrapped the leftovers in tinfoil.”

What part of speech is “tinfoil”?

“Tinfoil” is a noun.

What is the meaning of tinfoil?

"tinfoil" (noun) means a thin, flexible sheet of metal, often aluminium, used to wrap or cover food.

Definitions: FreeDict original editorial