Tiếng Việt · Word Attested

dai

[zaːj˧˧]

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

Sense 1

Both English Tiếng Việt

Meaning · English

(adjective) tough

Nghĩa · Tiếng Việt

cứng

Machine-translated — suggest a fix

Where it’s used: Used Toàn quốc & hải ngoại · Vietnam-wide & diaspora

Thịt gì dai quá, nhai mỏi cả mồm!This meat's so tough that my jaw's getting tired chewing it!

Wiktionary example (CC BY-SA 4.0)

Sources & notes

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

Both English Tiếng Việt

Meaning · English

(adjective) persistent

Nghĩa · Tiếng Việt

kiên trì

Machine-translated — suggest a fix

Cái thằng này dai như đỉa.You're persistent. I'll give you that.

Wiktionary example (CC BY-SA 4.0)

Both English Tiếng Việt

Meaning · English

(adverb) persistently

Nghĩa · Tiếng Việt

kiên trì

Machine-translated — suggest a fix

Thằng khốn đó sống dai thật!Why hasn't that bastard died already?

Wiktionary example (CC BY-SA 4.0)

What does “dai” mean?

(adjective) tough

Is “dai” formal or informal?

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