Yes. About one third of us that are adults do own guns. Legally.
no you can not ride it legally
No, you do not need a licence for airsoft guns in the US.
Legally
Techincally, in Tennessee, there is no such thing as a gun that is "in your name." There are only the following to things: guns you legally possess and guns you illegally possess. As long as you legally possess the gun in question, there is no problem.
Gun Dealer
The idea is that an adult is legally responsible for and able to take care of themselves, so they do not need someone to adopt them.
60% or so
using guns
Not enough information is given in order to answer the question. What kind of guns? Why are you subpoeanaed to court? If you sold them legally, to persons who were legally entitled to have them, you have nothing to worry about.
Not legally. In the U.S. felons cannot legally own or possess guns.
NZ deployed two battalions of artillerymen to VN with organic guns. After arrival in country they switched to US 105mm field guns.