Standard Lemma guide

underproof

adj · 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.

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Pronunciation

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1

adj

Meaning 1

Having a lower alcohol content than proof spirit.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: overproof

2

verb

Meaning 2

To proof insufficiently.

Definition source: English Wiktionary via Wiktextract

Topics: baking, cooking, food, lifestyle

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: overproof

History

Etymology

From under- + proof.