Bean Town bean·town uncommon noun 1. state capital and largest city of Massachusetts; a major center for banking and financial services SynonymsBostonHub of the UniverseBean TownBeantowncapital of Massachusetts Related words Broader terms state capital Narrower terms Charlestown Navy Yard Parts Massachusetts Part of Boston HarborBeacon Hill WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.