noun
a piece of thin and flexible sheet metal
Examples
- the photographic film was wrapped in foil
noun
anything that serves by contrast to call attention to another thing's good qualities
Synonyms
Examples
- pretty girls like plain friends as foils
noun
a device consisting of a flat or curved piece (as a metal plate) so that its surface reacts to the water it is passing through
Synonyms
Examples
- the fins of a fish act as hydrofoils
noun
picture consisting of a positive photograph or drawing on a transparent base
Synonyms
Examples
- viewed with a projector
noun
a light slender flexible sword tipped by a button
verb
enhance by contrast
Examples
- In this picture, the figures are foiled against the background
verb
hinder or prevent (the efforts, plans, or desires) of
Synonyms
Examples
- What ultimately frustrated every challenger was Ruth's amazing September surge
- foil your opponent
verb
cover or back with foil
Examples
- foil mirrors