Pronunciation: (fool'bak"), [key]
1. a running back who lines up behind the quarterback and is farthest from the line of scrimmage.
2. the position played by this back.
3. (in soccer, Rugby, field hockey) a player stationed near the defended goal to carry out chiefly defensive duties.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.