This is the 84th most frequent Urdu word.
دونوں
"Both"
Here, "دونوں" is used as a determiner indicating two subjects are going together.
دونوں دوست سکول جا رہے ہیں۔
Both friends are going to school.
In this sentence, "دونوں" specifies two objects that have been referred to and addressed collectively.
ہم نے دونوں کتابیں پڑھ لیں۔
We have read both books.
The usage of "دونوں" here emphasizes two entities possessing a shared characteristic.