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