Foil - Definition
foil
n 1: a piece of thin and flexible sheet metal; "the photographic
film was wrapped in foil"
2: anything that serves by contrast to call attention to another
thing's good qualities; "pretty girls like plain friends as
foils" [syn: foil, enhancer]
3: 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; "the fins of a fish act as hydrofoils" [syn:
hydrofoil, foil]
4: picture consisting of a positive photograph or drawing on a
transparent base; viewed with a projector [syn: foil,
transparency]
5: a light slender flexible sword tipped by a button
v 1: enhance by contrast; "In this picture, the figures are
foiled against the background"
2: hinder or prevent (the efforts, plans, or desires) of; "What
ultimately frustrated every challenger was Ruth's amazing
September surge"; "foil your opponent" [syn: thwart,
queer, spoil, scotch, foil, cross, frustrate,
baffle, bilk]
3: cover or back with foil; "foil mirrors"