Sky Pilot
Sarge is short for Sergeant, a rank used by both the Military and Police.
freedom bird to the world
The typically UK slang is gobsmacked (shocked or dumbfounded), from the 1960s era military slang, itself from the Irish word "gob" for mouth.
The word could be "recce" which is slang for "reconnaissance" (military observation and exploration).
Watch your back. Military slang uses the face of a clock to determine position, with 12 being straight ahead of you.
scuttlebutt
"To hit the head" is military slang for going to the restroom. It is also used in other contexts outside of the military to mean the same thing.
Sky Pilot
Double Time
Sarge is short for Sergeant, a rank used by both the Military and Police.
"Ruck up", or "Drive on"
Jet jockey
freedom bird to the world
Jerry Jerry was the British term. US soldiers called them Krauts or Nazis.
A push , assault , over the top ,
Skivvies. Origin is military slang.