'In Theater' refers to serving in a combat (IE: Afghanistan) or operational (IE: Kuwait) environment.
It means to be armed
Died While Missing
It means to change direction 180 degrees
They stand for the letters E and W.
Midway
This is not used in the U.S. military.
Bronetransporter
Physical plant in terms of theater means the actual building the theater is housed in, or in other words, the architectural home that the theater space is a part of.
To be forced into service
It means to be armed
secured area
Extended combat training
Died While Missing
At an average theater the ticket price, is $9.75. With a military discount it is $7.00
north Atlantic treaty organization
It is "Basic Active Service Date"
member of a State national Guard Unit