BBC most commonly stands for British Broadcasting Corporation in formal writing and media contexts. In informal texting or online slang, BBC can have other meanings, most notably a sexual slang term referring to a large penis, which is context-dependent and often inappropriate in many conversations (so be mindful of audience and platform). Context usually makes the intended meaning clear. Sections:

• Common meanings
  • Formal/media: British Broadcasting Corporation

* Slang/sexual: Big Black Cock (often abbreviated BBC) in pornographic or explicit slang contexts

• How to interpret
  • Consider the platform, topic, and the relationship with the sender.
  • If the context is unclear or seems sexual, ask for clarification before assuming.

Tips

• On professional chats or when discussing news, BBC almost always means the broadcaster.
• On dating apps or explicit discussions, BBC is more likely the sexual term; if uncomfortable, steer the conversation or ask for clarification.
• If you see BBC used alongside other acronyms (like BRB, BFF, etc.), that helps deduce whether it’s casual or sexual slang.

If you’d like, tell me the exact context where you saw BBC, and I can help infer the most likely meaning and suggest a safe, respectful reply.