1. (American football) the position of a back on a football team, generally larger in size than halfbacks
   "The offence lined up with a fullback in the I-formation"
    
2. (football) the running back who plays the fullback position on the offensive team
   "The fullback blocked for the halfback, creating an opening for a big gain"

1. (football) play the fullback
   "He fullbacked for his college team"

Derived forms: fullbacks, fullbacking

Type of: back, play, running back

Part of: eleven, football team

Encyclopedia: Fullback