Phrase guide

Fort Knox

name · noun · 3 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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No pronunciation record was provided for this word.

1

name

Meaning 1

A United States Army base located in Kentucky, United States.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

name

Meaning 2

The United States Bullion Depository, a vault where gold reserves are stored.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A place which is very difficult to get into.

Definition source: English Wiktionary via Wiktextract

Usage: idiomatic

Examples

  • After the security upgrades, the facility was essentially Fort Knox.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Named after Henry Knox, the Continental Army's chief of artillery during the American Revolution and the first United States Secretary of War.