Uniform Symbol Specification The current series of symbology specifications published by AIM
A reference to USA Swimming, the national governing body for amateur competitive swimming in America USA Swimming is a recently designated official name; the old official name of this body was United States Swimming, Incorporated
UNIX System Services A set of UNIX services available as part of the OS/390 (MVS) operating system The term USS replaces the previous term Open Edition (OE) used by IBM
known as Old Ironsides One of the first frigates built for the U.S. Navy. Launched in 1797, it was 204 ft (62 m) long and usually carried more than 50 guns and a crew of over 450. It was the successful flagship of the Tripolitan War (1801-05), and in the War of 1812 it vanquished the British frigate Guerrière; tradition holds that it was nicknamed by sailors who saw the British shot failing to penetrate its oak sides. It was condemned as unseaworthy in 1828, but Oliver Wendell Holmes's poem "Old Ironsides" sparked a public preservation campaign. Restored in 1927-31, it is now berthed in Boston and open to the public