jack of all trades, master of none

Proposed by a contributor, not yet supported by evidence.

Meaning · English

Someone who has many skills but is not expert in any one area

Nghĩa · Tiếng Việt

Người có nhiều kỹ năng nhưng không chuyên về lĩnh vực nào

Machine-translated — suggest a fix

Literally: a person skilled in many things, but not superior in any
Where it’s used: Used Widespread English

Examples

He's a jack of all trades, master of none, always taking on new projects

AI-drafted example auto-approved by rule (illustrative, not a corpus attestation)

Sources & notes

Listed in Wiktionary’s “English idioms” category (retrieved 2026-07-29); definition pending editorial review. Definition drafted by AI (@cf/meta/llama-3.3-70b-instruct-fp8-fast) and auto-approved by rule on 2026-07-31; pending editor spot-check.

Common questions

What does “jack of all trades, master of none” mean?

Someone who has many skills but is not expert in any one area Literally: a person skilled in many things, but not superior in any

Is “jack of all trades, master of none” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.