Phrase guide

tommy bar

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 cylindrical iron or steel bar used as a lever.

A short bar put through the hole in a socket spanner or box spanner to provide leverage.

Definition source: English Wiktionary via Wiktextract

Topics: engineering, machining, mechanical-engineering, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: tommy

Antonyms: none provided

2

noun

Meaning 2

A cylindrical iron or steel bar used as a lever.

A bar used to loosen or tighten some types of chucks and tool holders on machine tools such as lathes or milling machines.

Definition source: English Wiktionary via Wiktextract

Topics: engineering, machining, mechanical-engineering, natural-sciences, physical-sciences

Examples

  • A set of two tommy bars is the standard tooling for the spindle nose threads of some minilathes and minimills.

Meaning relationships

Synonyms: tommy

Antonyms: none provided

History

Etymology

No etymology was provided for this word.

Across languages

Translations

2 source translations are retained for this English entry.

  • Dutch: kruk — short bar
  • Greek: αξονίσκος (axonískos) — short bar