Phrase guide

unmask one's batteries

verb · 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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No pronunciation record was provided for this word.

1

verb

Meaning 1

To begin a decisive action, especially one that reveals one’s true strength or character.

Definition source: English Wiktionary via Wiktextract

Usage: dated, idiomatic

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

Used other than figuratively or idiomatically: see unmask, battery.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From the revealing of artillery previously concealed from the enemy’s line of sight, immediately before opening fire.