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 things good qualities; pretty girls like plain friends as foils

    [ Syn: 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 ]

  4. picture consisting of a positive photograph or drawing on a transparent base; viewed with a projector

    [ Syn: transparency ]

  5. a light slender flexible sword tipped by a button

    foil (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 Ruths amazing September surge; foil your opponent

    [ Syn: thwart , queer , spoil , scotch , cross , frustrate , baffle , bilk ]

  3. cover or back with foil; foil mirrors'

The dictionary is based on the WordNet Electronic Lexical Database.
WordNet 3.0 Copyright 2011 by Princeton University. All rights reserved.