ối

[ʔoj˧˦]

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

Sense 1

Meaning · English

(noun) amniotic fluid

Register: informal

Sources & notes

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

Sense 2

Meaning · English

(adjective) plentiful; abundant

Register: informal

Sense 3

Meaning · English

(interjection) An expression of surprise

Register: informal

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

Common questions

What does “ối” mean?

(noun) amniotic fluid

Is “ối” formal or informal?

ối is generally informal.