broad·side 
(brôdsīd′)
(brôdsīd′)n.
1. The side of a ship above the water line.
2.
a. All the guns on one side of a warship.
b. The simultaneous discharge of these guns.
3. A forceful verbal attack, as in a speech or editorial.
4.
a. A large sheet of paper usually printed on one side.
b. Something, such as an advertisement or public notice, that is printed on a broadside. Also called broadsheet.
5. A broad, unbroken surface.
adv.
With the side turned to a given point or object; sideways: The wave hit the canoe broadside and sank it.
tr.v. broad·sid·ed, broad·sid·ing, broad·sides
To strike or collide with full on the side: lost control of the truck and broadsided the car.