Football Glossary — Pass Coverages

How do you bring a lot of pressure on the quarterback, while still making sure everyone is covered?  One way defenses can do this is by running what's called "Cover 0" (Or Cover Zero- depending on how you want to spell it). Many coverages can be identified by the number of high safeties that are helping underneath coverage. So for example, in Cover 1, there is 1 safety over the top. In Cover 2 there are 2 safeties. Cover 0, there are 0. In the case of cover 2, or 3 - those are zone coverages. Cover 0 falls in...