Pre-draft In the 1999
NFL Scouting Combine, Gibson ran the
40-yard dash in 5.3 seconds. He was described as "a proto-type right tackle in the NFL," for having "a huge body with big legs and a gigantic chest". He was expected to be the starting
right tackle as a rookie, but suffered a left shoulder injury in an April post-draft minicamp and was placed on the
injured reserve list. The following season, he started the first 10 games at
right tackle, until suffering a right shoulder injury (torn posterior subluxation) and being placed on the
injured reserve list on December 4. In
2001, he started five of the first six games of the season, before being waived on October 30.
Dallas Cowboys On October 31, 2001, he was claimed off waivers by the
Dallas Cowboys but played only in the season finale. In 2002, Gibson had the distinction of becoming the NFL's first player to be officially listed at . Gibson was limited by a knee injury in
training camp and eventually released on September 18, 2002. He holds the record for heaviest NFL player ever. In 2003, he had his most consistent professional season, starting at
right tackle in all sixteen games with the Bears, after Colombo was lost for the year when he was placed on the Physically Unable to Perform list. In 2004, he played four games (three starts) and was declared inactive in 10. It would be the last season in which he made an appearance in a regular season NFL game.
Buffalo Bills On April 5, 2006, Gibson signed with the Buffalo Bills as a
free agent. He was cut on August 28.
Austin Wranglers On January 24,
2007, he was signed by the
Austin Wranglers of the
Arena Football League. On April 4, he was placed on the
injured reserve list. On May 5, he was activated. He played in eleven games and had 3 tackles for the season. On February 22,
2008, Gibson was released by the Desperados, owned by
Jerry Jones, who also owned
the Dallas Cowboys, where Gibson had previously played.
Cleveland Gladiators On March 13,
2008, he was signed by the
Cleveland Gladiators of the AFL. On May 22, he was placed on the
injured reserve list.
Bossier-Shreveport Battle Wings On March 22,
2010, he was assigned to the
Bossier-Shreveport Battle Wings of the AFL. On August 9, he was suspended by the team. He was not re-signed after the season. ==References==