1. an independent federal agency that provides mail processing and delivery service for individuals and businesses in the United States; [syn: United States Postal Service, US Postal Service, USPS]
WordNet (r) 3.0 (2006):
US Postal Service
n 1: an independent federal agency that provides mail processing
and delivery service for individuals and businesses in the
United States [syn: United States Postal Service, US
Postal Service, USPS]