cô
[ko˧˧]
In real, traceable use. Part of the curated seed collection; community review is coming.
Sense 1
Meaning · English
(noun) a paternal aunt (father's sister)
Register: informal
Where it’s used:
Used
Toàn quốc & hải ngoại · Vietnam-wide & diaspora
Sources & notes
Imported from Wiktionary (CC BY-SA 4.0, retrieved 2026-07-29); community review pending. source ↗
Sense 2
Meaning · English
(pronoun) I/me, your paternal aunt
Register: informal
Sense 3
Meaning · English
(pronoun) I/me, a woman who's (presumably) slightly younger than either of your parents
Register: informal
Sense 4
Meaning · English
(pronoun) you, my paternal aunt
Register: informal
Common questions
What does “cô” mean?
(noun) a paternal aunt (father's sister)
Is “cô” formal or informal?
cô is generally informal.