What does BF stand for?

Boyfriend

Bf means boyfriend. It is an abbreviation that usually refers to a male romantic partner, although it can be a platonic relationship. The abbreviation is commonly used by teenage girls but may also be used by adults too. The bf term arose from the dating ritual where two people go on dates and hang out with one another. It most likely means that both parties involved have decided to be exclusive and not date anyone else until the relationship has ended. The next step after bf is fiancé then spouse.