The abbreviation "BF" has many meanings depending on the context. It can mean:
- Best friend, in internet slang
- Boyfriend, a male romantic or sexual partner
- Burkina Faso (country code BF)
- Sigma BF, a camera model launched in 2025
- BF Group, an Italian agro-industrial company
- Various technical or scientific terms such as Bellman–Ford algorithm, blast furnace, or brainfuck programming language
- Other uses like breastfeeding, blue film (pornographic), or Battlefront (war zone)
If there is a more specific context or meaning you are referring to for "BF," please clarify so I can provide a more focused explanation.