What is Flaggin'?
1.
The act of moving as fast as possible towards your own flag while carrying the enemy's flag, often putting yourself at risk. Most commonly used in Call of Duty 2. Started by the clan 1337 at 1337.spruz
1337 A: Dude, I can't believe I scored that!
1337 B: I know! There were like four enemies shooting at you and you only had your pistol out!
1337 A: Yeah! I was just flaggin' back to our own base!
See