|Origin:||Latin folium 'leaf'|
metal sheets that are as thin as paper, used for wrapping food
silver/aluminium/kitchen foil➔ tinfoil
Cover the chicken with silver foil and bake.
paper that is covered with very thin sheets of metal:
chocolates in foil wrappers
to emphasize the good qualities of another person or thing, by being very different from them:
The simple stone floor is the perfect foil for the brightly coloured furnishings.
a light narrow sword used in fencing