What is the Definition of a Friend? What is the definition of a friend? A Friend is someone of your choosing. The actual definition of a friend is a companion or someone who you are affiliated with. 1. a person whom one knows and with whom one has a bond of mutual affection, typically exclusive of sexual or family relations. A friend is a male or a female that you tend to have a specific bond with. According to Proverbs 18:24, a man of many companions may be ruined, but there is a friend who sticks closer than a brother. This means that if a person has a whole lot of friends on earth, they will let you down. Jesus Christ is more than a friend. He is everything!! I love Jesus Christ because He died for my sins. Jesus Christ died for all of our sins. He is the friend that sticks closer than a b...