Godfather (noun)

1. The male sponsor of a child at baptism, who is regarded as a spiritual guide and mentor to the child.
2. A man who acts as a mentor or protector to someone, especially a young man in the criminal underworld.
3. The title of the head of a crime organization, especially the Sicilian mafia.

Origin:

Late middle english godfader, from old english godfæder; equivalent to god + father. the term was used in christian contexts for centuries, referring to the relationship between god and a baptized person, before it came to be used in the secular sense of a child's male sponsor at baptism.

Examples:

1. He was chosen to be the godfather of his best friend's child.
2. He was a powerful godfather in the criminal underworld.
3. The Godfather is a movie that tells the story of a crime organization in New York City.
4. The Godfather was the head of the powerful crime family.
5. The godfather of a child has a spiritual bond with the child and is responsible for their well-being.