What does "packing" mean in urban slang?

In urban slang, packing has several meanings depending on context, most commonly related to carrying weapons, drugs, or having large genitalia, so context matters and some meanings are vulgar. Most common urban slang meaning, packing heat or packing means carrying gun or weapon, for example he is packing means he has firearm, often used in hip-hop lyrics. Another meaning, packing can mean carrying drugs, like packing weight. In sexual urban slang, packing refers to size of man's genitals, meaning well-endowed, for example he is packing is crude reference to large penis, often objectifying and vulgar. In UK urban slang, packing can mean something different, like packing can mean to stop or quit. In some urban contexts, packing can mean building muscle, packing muscle means gaining muscle mass. In general urban slang, to pack someone can mean to punch or to send away. For example, packing someone in UK can mean beating them. It is important to note many urban slang meanings are tied to street culture and can be offensive if used inappropriately. Better to understand context, if conversation about safety, packing likely means carrying weapon, if about sexual attraction, likely crude reference to genitals, if about fitness, means building muscle. Use respectful language and avoid vulgar usage. Similar to maintaining clean environment, use clean language.