pro-gun 

One who endorses guns, and preserving the legalization of domestic ordnance.

"I am pro-gun. ^_^ Anti-gun wussies can kiss my ass."
-me

pro-gun by Dave June 22, 2004

pro-guns 

An adjective that describes one who believes that peoples "rights" are more important than another one's safety and life

"pro-guns. Pro-life. Pro-Trump. Pro-ud" -a common bio for people on Instagram who post "Fake News" on Democratic posts.

pro-guns by fertbutt May 19, 2018

Progun 

Noun -
1) A gun in an online game which can be considered professional, or a gun used widely by professional gamer
-or-
2) Something or someone that is so good, it/they could be paid

1) The AK-47 in COD4 is progun

2) Wow, that guy is a totally progun sprinter

Progun by PFSOM May 4, 2009