Concrete Noun:
* Definition: A tangible, physical thing that can be seen, touched, or measured.
* Example: "The team gave a big cheer after winning the game." Here, "cheer" refers to the sound made by the crowd, which is a concrete thing.
Abstract Noun:
* Definition: A concept, idea, or quality that cannot be touched or seen.
* Example: "The team needed a cheer to boost their morale." Here, "cheer" refers to a feeling of optimism and enthusiasm, which is an abstract concept.
So, the context determines whether "cheer" is a concrete or abstract noun.