Related Clues:
- What the guy in the middle of the gridiron does
- Pics
- They lead to major topographical changes
- Loses one's cool
- Goes nuts
- Some fasteners
- Cracks under pressure
- Flies off the handle
- Fastens, in a way
- Zipper alternatives
- What an angry football center does?
- Finger clicks
- Deep-freeze periods
- Quick pix
- Thin cookies