broadside -
the simultaneous firing of all the armament on one side of a warship
firing,
fire the act of firing weapons or artillery at an enemy; "hold your fire until you can see the whites of their eyes"; "they retreated in the face of withering enemy fire"
broadside -
the whole side of a vessel from stem to stern; "the ship was broadside to the dock"
side an extended outer surface of an object; "he turned the box over to examine the bottom side"; "they painted all four sides of the house"
broadside -
all of the armament that is fired from one side of a warship