G can stand for goalkeeper in football.
In football terminology, FS means Free Safety, a defensive position.
Goal or in position Goaltender (goalie)
In American football, 'S' is a safety. In association football, 'S' may be used for striker.
probably a Quarterback.
2 Goalkeepers on a Pitch (Football)
FL stands for flanker who is a wide receiver.
In football, FS stands for the defensive position of Free Safety.
tackle. LT is left tackle and RT is right tackle
There is no position that is abbreviated to "TG", but maybe you misinterpreted it for "T/G" which means a player plays the Tackle AND Guard positions.
Longest gain. If u meant the position its left guard.
the football position ks is Kicker
Corner back, he lines up with the wide receiver on most plays and does his best to cover him.
The G U stands for Gene Upshaw and is being worn by all teams in the NFL this year.
GB stands for "Games Behind or Games Back", How many games you are out of the first place position.