The phrase "excellent keeper" means someone who is really good at taking care of things or people and makes sure everything is safe and well-maintained. Full definition
Parkes only earned one international cap, although part of the reason for that was that there were two excellent keepers ahead of him in the pecking order, Shilton and Clemence, who between them won almost 200 caps. (westhamway.net)
The worrying for Barcelona then is what will happen when suddenly they can not score - due to injury (no more Pedro to save them), excellent keeper player, posts playing a factor, or just dumb luck - and a team can take their chances as well as Atheletic Bilbao did. (laligablog.com)
In order to keep two excellent keepers at Arsenal they have to not mind sitting on the bench for each other and keeping the two Poles seems to be the best chance of this happening given Szczesny's respect for Fabianski, Almunia's statement that he would be looking to move elsewhere if he is benched and Mannone's restlessness. (arsenalfcblog.com)