One who understands all or most of military slang
One who knows famous military battles by heart
Can tell you famous military leaders
will criticize military games for being unrealistic
military nerds will become mad when called "nerd" or "dork"
"all he reads is military books he must be a military nerd"
A person who studys modern and ancient weapons
Commonly called nerd or dork but is not
Also called military geek
"That guy who owns the gun store is a weapons geek"
"That guy over there is a weapons geek"