Football a defensive player positioned behind the defensive linemen
nounAbbr. LB Football
Any of the defensive players forming a second line of defense behind the players on the line of scrimmage.
- (American football) The defensive players who are in position behind the defensive linemen and in front of the safeties and cornerbacks and whose principal responsibilities are to tackle runners and to defend against shorter passes
- The linebacker corralled the runner who had slipped through the hole.