Nuclear, biological and chemical weaponry.
A 'klick' in US military terminology is a kilometre.
It entirely depends on where in the US.
The terminology of modern times concerning military operations were not so common in the days of the US Civil War. General US Grant, for example, was copied by others when his reports were read. He made common the use of the words such as "drive" "push" and "fall back". These military terms were part of Grant's vocabulary sometime after his victory at Vicksburg.
No, the suffix -us does not mean "pertaining to" in medical terminology. It is a common ending for various medical terms but does not have a specific meaning on its own.
Female US person -- refers to a citizen or a long-term resident
In the US it is on NBC
Ultrasonic or ultrasoundIn medical terminology US has more then one meaning. One meaning is ultrasound. Another meaning is Usher Syndrome.
In US Military, E-4 is a paygrade.
Government Issue.
Deceased.
US Military or U.S. Military.
The US version of The Office.