foil: Meaning and Definition of
- to prevent the success of; frustrate; balk: Loyal troops foiled his attempt to overthrow the government.
- to keep (a person) from succeeding in an enterprise, plan, etc.
- a defeat; check; repulse.
- metal in the form of very thin sheets: aluminum foil.
- the metallic backing applied to glass to form a mirror.
- a thin layer of metal placed under a gem in a closed setting to improve its color or brilliancy.
- a person or thing that makes another seem better by contrast: The straight man was an able foil to the comic.
- an arc or a rounded space between cusps, as in the tracery of a window or other ornamentation.
- an airfoil or hydrofoil.
- to cover or back with foil.
- to set off by contrast.
— n. Fencing.
- a flexible four-sided rapier having a blunt point.
- the art or practice of fencing with this weapon, points being made by touching the trunk of the opponent's body with the tip of the weapon.
- foil (Thesaurus)
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