noun
concourse
KAHN-kors/ˈkɑːnkɔːrs/
A gathering together in one place.
A small concourse of travelers gathers with luggage beneath the hall's high arch.

Etymology
“Running together” first described movement toward one place, then the resulting gathering or crowd. The name shifted from the people assembling to the open space where they gather.
In context
I ran out to the concourse, the World Trade Center concourse. and all I see was mobs of people running
More examples
- A concourse of fans waits outside the theater.
- The concourse grows as more visitors arrive for the ceremony.
- The annual fair draws a lively concourse of local families.
Forms
concourse · concourses