What does USO stand for?
USO stands for "Unidentified Submarine Object"
How to abbreviate "Unidentified Submarine Object"?
"Unidentified Submarine Object" can be abbreviated as USO
What is the meaning of USO abbreviation?
The meaning of USO abbreviation is "Unidentified Submarine Object"
What does USO mean?
USO as abbreviation means "Unidentified Submarine Object"
