Is it All-America or All-American?

Answer:
In what context? Both terms can be used depending on what is meant.

All-America is phrase usually referring to things that include the entire United States.

All-American can be used to indicate a group that consists entirely of Americans.
Contributor: Aggie80
First answer by Tobyandboshco7. Last edit by Aggie80. Contributor trust: 4976 [recommend contributor recommended]. Question popularity: 2 [recommend question].