foil

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[edit] English

[edit] Pronunciation

[edit] Etymology 1

From French feuille (plant leaf), from Latin folia, the plural of folium, mistaken as a singular feminine.

[edit] Noun

foil (countable and uncountable; plural foils)

  1. A very thin sheet of metal.
  2. (uncountable) Thin aluminium/aluminum (or, formerly, tin) used for wrapping food.
  3. A thin layer of metal put between a jewel and its setting to make it seem more brilliant.
  4. (figuratively) In literature, theatre/theater, etc, a character who helps emphasize the traits of the main character.
  5. (figuratively) Anything that acts to emphasise the characteristics of something.
  6. (fencing) A very thin sword with a blunted (or foiled) tip
  7. A thin, transparent plastic material on which marks are made and projected for the purposes of presentation. See transparency.
  8. (heraldry) A stylized flower or leaf.
  9. Shortened form of hydrofoil.
  10. Shortened form of aerofoil/airfoil.
[edit] Synonyms
[edit] Derived terms
[edit] Translations

[edit] Etymology 2

From Middle English foilen (spoil a scent trail by crossing it), from French fouler (tread on, trample), ultimately from Latin fullo (clothes cleaner, fuller).

[edit] Verb

foil (third-person singular simple present foils, present participle foiling, simple past and past participle foiled)

  1. To prevent (something) from being accomplished.
  2. To prevent (someone) from accomplishing something.
    • 2011 December 10, David Ornstein, “Arsenal 1 - 0 Everton”, BBC Sport:
      First, former Toffee Mikel Arteta sent Walcott racing clear but instead of shooting he squared towards Ramsey, who was foiled by Tony Hibbert.
[edit] Synonyms
[edit] Translations

[edit] Etymology 3

From French foulis.

[edit] Noun

foil (plural foils)

  1. (hunting) The track of an animal.
[edit] Synonyms
  • (track of an animal): spoor

[edit] Etymology 4

From mnemonic acronym FOIL (First Outside Inside Last).

[edit] Verb

foil (third-person singular simple present foils, present participle foiling, simple past and past participle foiled)

  1. (mathematics) To multiply two binomials together.
[edit] Translations

[edit] Anagrams

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