This is the 11522nd most frequent Spanish word.
"Facebook" in Spanish refers to the social media platform of the same name.
The word 'Facebook' is employed here as the name of a social media platform used for the action of connecting with friends.
Uso Facebook para conectarme con amigos.
I use Facebook to connect with friends.
The word 'Facebook' is used in possessive form to indicate the user's account on the platform where the action of posting occurs.
Ella publicó una foto en su Facebook.
She posted a photo on her Facebook.
The word 'Facebook' is used to reference the platform community for establishing social connections through friendship invitations.