gàn bát sách

[ɣaːn˨˩ ʔɓaːt̚˧˦ sajk̟̚˧˦]

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

Meaning · English

(adjective) cray-cray; eccentric; crackpot

AdjectiveConnotation: humorous

Where it’s used: Used Miền Bắc · Northern Vietnam • Wiktionary labels this sense “Northern”
Sources & notes

Imported from Wiktionary (CC BY-SA 4.0, retrieved 2026-07-29); community review pending. source ↗

Common questions

What does “gàn bát sách” mean?

(adjective) cray-cray; eccentric; crackpot

Is “gàn bát sách” formal or informal?

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