Our (noun).
Like in OUR cat.
It means "our" referring to a masculine subject. "Nuestro libro" - "our book". Referring to a feminine subject, it is "nuestra". "Nuestra casa" - "our house".
"Nuestra"
It means, "...of/from our wedding..."
Nuestra casa or nuestra hogar.
Nuestra casa. (Our house) Examples: Nuestra casa es roja. (Our house is red) Nuestra casa es grande. (Our house is big)
nuestro/nuestra
Nuestra tía.
"Nuestra" is the feminine form of "our".
You say: Nuestra canción
Translation: nuestra pastel
Bienvenidos a nuestra clase de español.
The base word for "our" in Spanish is nuestro. However this word must agree in number and gender with the item being possessed. Accordingly you must say "nuestra mesa" because mesa is feminine. Or you would say "nuestros niños" because niños is a plural word.