Usn
name, noun
name, noun ·Rare ·Advanced level
Definitions
Noun
- 1 Initialism of update sequence number. abbreviation, alt-of, initialism
- 2 the navy of the United States of America; the agency that maintains and trains and equips combat-ready naval forces wordnet
Proper Noun
- 1 Initialism of United States Navy. US, abbreviation, alt-of, initialism