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 Redskins have had hundreds of retired players. They only have one officially retired number, however, the Number 33 jersey of Sammy Baugh.
Nobody baseball retired it.
Players usually have the option to choose the number they wish to wear as long as the number is not retired or being used by another player on that team. Some players choose numbers that have a special significance in their lives or is simply the number they have always worn since they started the game as kids.
42, Jackie Robinson's number. When it was retired, the few players who had that as their number got to finish their careers with that number. They were very lucky folks too
Johnny Pesky wore number six. That number is now retired.
Number 99 was Wayne Gretzky's jersey number. There were others before him, but there will not be any after. Wayne's number 99 was the first and I believe only number to be retired by NHL. A lot of players have their number retired by their teams, but his was the first, number 99, to be retired by the League.
Yes, Manchester city recently retired the number off a young player who unfortunately died on the pitch. Idont know the players number or name but his number did get retired.
Enos Slaughter wore No.9, and his number is now retired.
Yogi Berra and Bill Dickey
Lou Gehrig of the NY Yankees did. His number has since been retired.