Example 2: "What a dick mouth!"
Example 3: "Congratulations-you are not only stupid, but are also the king of all dick mouths!"
*Dude II - hell yea, shit was epic!!!
(to) Dickmouth, v. - The action of completely "wrecking somebody's shit", to own, to dominate or much to their chagrin, to shit on there land.
v. "Did you see that headshot?" ... "Damn dude, He just got dickmouthed."