frustrate, thwart, foil, baffle, balk mean to check or defeat another's plan or block achievement of a goal. frustrate implies making vain or ineffectual all efforts however vigorous or persistent.

FOIL definition: 1. a very thin sheet of metal, especially used to wrap food in to keep it fresh: 2. a piece of a…. Learn more.

FOIL definition: to prevent the success of; frustrate; balk. See examples of foil used in a sentence.

Look up foil in Wiktionary, the free dictionary.

One that stands in contrast to and emphasizes the distinctive characteristics of another: "I am resolved my husband shall not be a rival, but a foil to me" (Charlotte Brontë).

Reynolds Wrap Non Stick Aluminum Foil, Nonstick Aluminum Foil Roll, Prevents Food Sticking and Messy Cleanup, Great for Covering Casseroles and leftovers, 43.33 Yards x 12 Inches, …

2 days ago · A food safety expert and Reynolds settle the debate: Does is matter which side you use when cooking with aluminum foil? The answer is simple.