What is a 'nose tackle'?

What is a 'nose tackle'?

Darrin Chiaverini (Football Coach and Professional Athlete) gives expert video advice on: What is a 'defensive tackle'?; What is a 'defensive end'?; What is a 'nose tackle'? and more...

A nose tackle lines up opposite the centre, and his job on every play is to create havoc in the middle. His job is to plug holes so the running back can't run through. If you have a good nose tackle, and he can control the centre, and can get him off his game, he can be a vital part as far as gaining advantage on defence.