1. Military codename for a "Buddy Fucker", or "one who screws his or her buddies over".
1a. A person who weasels his or her way out of his duty, having his buddies pick up the slack for him.
1b. Someone who lets his or her buddies do all the work, while he or she sits on his ass.
1c. PVT. Timothy Patterson, and PV2. Carl McCall Jr.
"McCall is a fuckin' blue falcon...he is in sick call AGAIN today, and I have to carry his shit for the road march."
"Patterson bought a whole bunch of skittles and told the Drill Sargeant that it was us....BLUE FALCON!"