new wine in an old wineskin

Proposed by a contributor, not yet supported by evidence.

Meaning · English

Incompatible ideas or innovations in an outdated system

Nghĩa · Tiếng Việt

các ý tưởng hoặc đổi mới không tương thích trong hệ thống cũ

Machine-translated — suggest a fix

Literally: new wine put into an old container
Where it’s used: Used Widespread English

Examples

You can't put new wine in an old wineskin and expect it to work

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 “new wine in an old wineskin” mean?

Incompatible ideas or innovations in an outdated system Literally: new wine put into an old container

Is “new wine in an old wineskin” formal or informal?

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