Phrase guide

penny in the fusebox

noun · 2 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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1

noun

Meaning 1

An improvised repair made with no regard for safety.

Definition source: English Wiktionary via Wiktextract

Usage: idiomatic

Topics: engineering, natural-sciences, physical-sciences

Examples

  • The fix I made was just a penny in the fusebox; we need to revisit it and fix the problem for real.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Used other than figuratively or idiomatically: see penny, in, the, fusebox.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

By metaphorical extension from the literal sense, a makeshift to close a circuit when no replacement fuse is at hand; unsafe, inadvisable, and disdained by others in any circumstance except a rare one like wartime heroism.