BF is a slang abbreviation for "Boyfriend." It's commonly used in informal contexts, especially in texting and online communication.
- Example: "My BF took me to a romantic dinner last night."
While "BF" is the most common interpretation, it can also stand for "Best Friend" in some contexts.
- Example: "I went to the mall with my BF today."
The meaning will usually be clear depending on the context of the conversation.