What does POSM stand for?
POSM stands for "Petty Officer Stoker Mechanic"
How to abbreviate "Petty Officer Stoker Mechanic"?
"Petty Officer Stoker Mechanic" can be abbreviated as POSM
What is the meaning of POSM abbreviation?
The meaning of POSM abbreviation is "Petty Officer Stoker Mechanic"
What does POSM mean?
POSM as abbreviation means "Petty Officer Stoker Mechanic"