Four-F—a selective service designation for individuals unfit for the military.
pugnacious—eager and ready to fight; quarrelsome; combative.
terse—concise; free of superfluous words.
I.P.—Initial Point: the place at which the squadron begins its actual run on the target.
cacophony—harsh, jarring sound; dissonance.
cajolery—coaxing with flattery or insincere talk.
