This is the 106th most frequent Russian word.
вас
The Russian word "вас" means "you" (formal or plural form, in accusative or genitive case).
Here, 'вас' is used as the direct object of the verb 'зовут' (called), as a formal or plural 'you'.
Как вас зовут?
What is your name?
In this sentence, 'вас' functions as the direct object of the verb 'вижу' (see), targeting a person in a polite or formal manner.
Я вижу вас.
I see you.
Here, 'вас' is used as part of the genitive construction 'у вас', indicating possession.