oilers
Houston oilers
The Houston Oilers were the first to retire from the NFL. -- Sterlo Crowe
New York Giants
He retired
he has been retired for a few years
The first Giants jersey to be retired, which was also the first jersey ever retired by an NFL team, was the #1 of offensive/defensive end Ray Flaherty in 1935.
In Madden NFL 11, you cannot directly put a retired player back on a team as a playable character. However, you can create a custom player with the same attributes and likeness as the retired player and add them to your roster. Alternatively, you can use the "Create a Player" feature to simulate having a retired player in the game.
In honour of the loudest fans in the NFL, the Seattle Seahawks retired the number 12 to honour their fan base which calls themselves the 12th man. It was retired on December 15, 1984.
It means you will be forever remember with the team who retired your number. No one else on that team can have your number. Actually, if the organization sees fit anyone can wear the number even while it's retired. It'll still be retired and people will remember who wore it, but the number will be considered active.
The name Oilers was retired per the request of team owner Bud Adams.
49ers Dwight Clark, whose jersey number 87 was retired by the San Francisco 49ers, made one of the most memorable catches in NFL history in the 1982 NFC Championship.
Desmond Clark is retired from the NFL. He was most recently a tight end for the Chicago Bears from 2003-2010.