US Postal Service

Thesaurus

Noun

1.

US Postal Service - an independent federal agency that provides mail processing and delivery service for individuals and businesses in the United StatesUnited States Postal Service, USPSUnited States Postal Inspection Service, US Postal Inspection Service - the primary law enforcement arm of the United States Postal Serviceindependent agency - an agency of the United States government that is created by an act of Congress and is independent of the executive departments