packing iron
You've got a gun with you, and you're not afraid to show it. It can be any kind of gun, but it's definitely not a toy. If someone asks you if you're packing, you're supposed to say no. If you say yes, you're either a thug, a fool, or you're just begging for trouble.
Text: 'He said he wasn't packing, but when he pulled out the gun, I knew he was lying.'
DM: 'I’m packing iron and I’m not even mad about it.'
Tweet: 'My dog packed iron today. He didn’t bark, he shot.'