noun tin·foil \ˈtin-ˌfi(-ə)l\

: a thin sheet of shiny metal that is used especially for cooking or storing food

Full Definition of TINFOIL

:  a paper-thin metal sheeting usually of aluminum or tin-lead alloy

Examples of TINFOIL

  1. Wrap the leftover food in tinfoil.

First Known Use of TINFOIL

14th century
TIN FOIL Defined for Kids


noun tin·foil \ˈtin-ˌfil\

Definition of TINFOIL for Kids

:  a thin metal sheeting usually of aluminum or an alloy of tin and lead


Next Word in the Dictionary: tingPrevious Word in the Dictionary: tin fishAll Words Near: tinfoil
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears