The phrase "congested space" means an area that is crowded or packed with people or things, making it difficult to move or find space.
Sentences with «congested space»
Slicker than a walker, it could help some people with limited mobility, though it might be best suited for maneuvering through congested spaces, especially in high heels. (treehugger.com)
We just carried on creating almost nothing with short passes into congested spaces. (justarsenal.com)
He also congest the space which Sanchez loves to run into. (justarsenal.com)