Definitions for goalmouthˈgoʊlˌmaʊθ; -ˌmaʊðz, ˌmaʊθs
Random House Webster's College Dictionary
goal•mouth*ˈgoʊlˌmaʊθ; -ˌmaʊðz, ˌmaʊθs(n.)(pl.)
the area between the goalposts directly in front of the goal in certain games, as soccer, lacrosse, and hockey.
Origin of goalmouth:
(sports) the area immediately in front of the goal
The area in front of the goal.