It is ROTC and it stands for Reserve Officer Training Corps.
roct
It is not a military custom it's a military command, 'stand at ease' means to relax from the 'stand to attention' command.
Depending on how it's used, it could stand for "Military Specification", meaning the ability to withstand shock, dust, or harsh environments.
Military Specification
MPO stand for Military Police Officers.
Doctor
It is the military term for a 'search and rescue dot.'
At military "attention".
The Virginia Military Institute!!!!!!
Night Stand - 1995 Gays in the Military - 2.10 was released on: USA: 1996
Died of Wounds
H.Q. = Head Quorters