USO
What is another word for USO? Here is its meaning, with related words and examples.
Noun — An unidentified object seen underwater, whether submerged or partly submerged.
We haven't recorded synonyms for USO yet. You can still read its full definition, where it comes from, or words that rhyme with it.
Etymology
An initialism built the same way as "UFO," standing for "unidentified submerged/submarine object."
Full origin of USO →