A small square of hair located at the front of ones hairline, and centered. Rest of head shaved. Grown out long and worn in front of face.
See Danzig, Glenn.
When you worry excessively about something that, while clearly a threat, has a very tiny possibility of happening. You overthink the problem so much that you start worrying about worrying about the problem!
Man you've got Katie's Lock-Jaw syndrome, you just have to chill out and cross the bridge when you get to them.