Question: what does it mean when someone throws up a 4?
Answer: Cracking 4 (Gang Slang) Cracking 4s is a dissed aimed at any gang that rep the number 4. Gang members who rep the number 4 often throw up 4 fingers (excluding the thumb) up. The cracking 4 symbol is often done by raising 4 fingers and then proceeding to bend all of them.