What is Undercut?
1.
a hairstyle in which the sides and back are shaved and long hair is grown at the top of the head
Diago: When i put me hurr in a pony tail y'all can see my short hair
Manne: Ya Diago your undercut is tight
See
2.
A very common sort of haircut worn by people with opinions. Often associated with bands like 36 Crazyfists, Avenged Sevenfold, and Dredg. Excessive use of undercuts in association with strumming of chords can cause sudden precipitation, even inside. See also
That's just your opinion, undercuts are indeed common.
