This is the 47th most frequent Dutch word.
mijn
"Mijn" means "my" or "mine" in English.
In this sentence, 'mijn' is used as a possessive pronoun to indicate possession of the noun 'auto' (car).
Dit is mijn auto.
This is my car.
Here, 'mijn' functions as a possessive pronoun, indicating ownership of 'vriend' (friend).
Mijn vriend heeft mij geholpen.
My friend helped me.
In this context, 'mijn' refers to a noun, specifically 'mine' as in a place where minerals are extracted.