A military term used both literally and metaphorically:
1) To remove the rear pin on an M16 rifle, allowing the rifle to fold open to reveal the internal parts. This is similar to how a double-barrel shotgun folds open for loading.
2) To explain something in a very simple and clear fashion.
3) To bend a standing woman forward for sex.
1) "Take your weapon and break it down shotgun-style for inspection by the armorer."
2) "Look, let me break it down shotgun-style: the colonel thinks your scenario is shit."
3) "As soon as we finish up this op, you can all go home, grab the little lady and break her down shotgun-style."
The act of strapping your sex partner's arms to a ceiling fan, laying underneath them with your dick in their orifice, and turning the fan on so they spin around on your dick.Usually accompanied by helicopter sound effects or yelling.
"Speaking of Helicopters, my girlfriend gave me a Black Cock Down last night."
"What?"
"Don't ask..."