English · Word Candidate

FOIL

/fɔɪl/

Proposed by a contributor, not yet supported by evidence.

Also seen as: FOILs · FOILing · FOILed

Sense 1

Meaning · English

To apply the FOIL algorithm to.

Verb

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Meaning · English

A very thin sheet of metal.

Noun

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Meaning · English

A very thin sheet of plastic.

Noun

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Meaning · English

To cover or wrap with foil.

Verb

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

What does “FOIL” mean?

To apply the FOIL algorithm to.

Is “FOIL” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.

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