Tag Archives: 4-3

Gridiron Glossary: 4-3 Under

Posted on August 31, 2015 by Billy Koehler

The 4-3 under is a defensive formation with four defensive lineman, three linebackers and four secondary players where the defensive lineman are shifted away from the strong side. The name under comes from an under shift.  The opposite is an … Continue reading →

Posted in Concepts, Glossary | Tagged , , , | Comments Off on Gridiron Glossary: 4-3 Under