An accessory to the more commonly known "wing man," the rear gunner's job is to provide even more assistance to the lead and the wing men. The rear gunner's job is to hurl insults and other harmful comments about the physical traits or mental insecurities of anyone and everyone that tries to approach either of his buddies. The rear gunner is a necessity for serious pick up situations, a job to be entrusted to a true friend and serious shit talker.
"Yo bro isn't that Stephanie your ex girlfriend?"
"Oh shit ya, Tony will handle it, he's the rear gunner tonight."