beltway

1 ENTRIES FOUND:
beltway /ˈbɛltˌweɪ/ noun
plural beltways
beltway
/ˈbɛltˌweɪ/
noun
plural beltways
Britannica Dictionary definition of BELTWAY
1 
[count] US : a highway that goes around a city
— called also (British) orbital
2 
the Beltway : the political and social world of Washington, D.C.

— Beltway

adjective, always used before a noun