Phrase guide

butterfly nut

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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No pronunciation record was provided for this word.

1

noun

Meaning 1

A nut with wing-like projections to provide leverage in turning with thumb and forefinger.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: wing nut, thumbnut

Antonyms: none provided

2

noun

Meaning 2

a threaded nut with winglike projections for thumb and forefinger leverage in turning

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: wing nut, wing-nut, wing screw, thumbnut

Antonyms: none provided

Broader terms: nut

History

Etymology

From butterfly + nut.