English · Phrasal verb Attested

grandfather in

In real, traceable use. Part of the curated seed collection; community review is coming.

Both English Tiếng Việt

Meaning · English

Synonym of grandfather.

Nghĩa · Tiếng Việt

Giữ hoặc duy trì

Machine-translated — suggest a fix

Where it’s used: Used American English

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Topics: Family

Common questions

What does “grandfather in” mean?

Synonym of grandfather.

Is “grandfather in” formal or informal?

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

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