A botched taper or fade haircut that looks like a military-style buzz cut.
Dirk: Hey, nice haircut... but I thought you were joining the Peace Corps, not the Marine Corps.
Lance: Yeah, the dumbass at Great Clips gave me a Sergeant Baker even though just asked him to clean up the sides.
Dirk: Well, it will grow back... I guess.
Lance: Yeah, let's go get some fuckin' pancakes.