From Longman Dictionary of Contemporary Englishfullbackfull‧back /ˈfʊlbæk/ noun [countable] DSFa player in a football team who plays in defence, stopping opponents from getting the ball SYN defender
Examples from the Corpus
fullback• Three tries each, all but one by a fullback or wing.• They thus activated fullback Jerone Davison and safety Lamar Lyons from the practice squad.• Bangor led 1-0 with a ninth minute goal from Johnny Magee after fullback Mickey McKeown failed to clear.• He made two appearances at fullback, once in the first quarter and again in the third quarter.• The Mains-Kirton pairing may seem odd, for Mains played all his major rugby at fullback and Kirton as an inside back.• Sophomore Marvin Powell will have a chance to get a head start at fullback over incoming freshman Ted Iacenda.• He was kicked when he tackled fullback LaMonte Coleman, a member of the practice squad. 