Definition of "foil"
noun:
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A very thin sheet of metal.
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Thin aluminum (or, formerly, tin) used for wrapping food.
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A thin layer of metal put between a jewel and its setting to make it seem more brilliant.
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In literature, theater, etc., a character who helps emphasize the traits of the main character.
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Anything that acts to emphasise the characteristics of something.
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A very thin sword with a blunted (or foiled) tip.
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A thin, transparent plastic material on which marks are made and projected for the purposes of presentation.
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A stylized flower or leaf.
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Shortened form of hydrofoil.
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Shortened form of airfoil.
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The track of an animal.
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verb:
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To prevent (something) from being accomplished.
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To prevent (someone) from accomplishing something.
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To multiply two binomials together.
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