The objective of a linebacker depends on the coverage that linebacker is in. If it is a blitz package, the linebacker will rush the line. If the linebacker is in a zone coverage he will guard any receiver who enters his zone. If the linebacker is in man coverage, he will guard one specific receiver.
Defensive Back: Safety, Free Safety, Strong Safety, and Cornerbacks
Defensive Back. DBs are the positions cornerback and safety and are players on defensive who primarily cover the receivers going out for passes.
Eric Berry
The back 4
Defensive Back.
In American football, it means the defensive back.
In American football, a "rover" is a defensive player who "roves" from linebacker to defensive back, or roves from cornerback to safety in the defensive bakefield. The rover has no fixed position. The abbreviation ROV stands for ROVER.
Red Grange played running back and defensive back.
Yes
Anthony Madison has: Played Himself - Pittsburgh Steelers Defensive Back in "The NFL on CBS" in 1956. Played Himself - Pittsburgh Steelers Defensive Back in "NFL Monday Night Football" in 1970. Played Himself - Alabama Crimson Tide Defensive Back in "2004 Gaylord Hotels Music City Bowl" in 2004. Played Himself - Defensive Back Pittsburgh Steelers in "NFL Thursday Night Football" in 2006. Played Himself - Pittsburgh Steelers Defensive Back in "NFL Thursday Night Football" in 2006. Played Himself - Pittsburgh Steelers Defensive Back in "Super Bowl XLIII" in 2009. Played Himself - Pittsburgh Steelers Defensive Back in "Super Bowl XLV" in 2011.
Dre Kirkpatric a defensive back
Ryan Mundy has: Played Himself - Pittsburgh Steelers Defensive Back in "The NFL on CBS" in 1956. Played Himself - Pittsburgh Steelers Defensive Back in "NFL Monday Night Football" in 1970. Played Himself - Pittsburgh Steelers Starting Strong Safety in "NFL Thursday Night Football" in 2006. Played Himself - Pittsburgh Steelers Defensive Back in "NBC Sunday Night Football" in 2006. Played Himself - Pittsburgh Steelers Defensive Back in "NFL Thursday Night Football" in 2006. Played Himself - Pittsburgh Steelers Defensive Back in "Super Bowl XLV" in 2011. Played himself in "Red Bull: The Gamebreaker" in 2012.