What is the meaning of broadside?

noun

• An advertisement (usually printed on a page or in a leaflet) intended for wide distribution.
  • usage: "he mailed the circular to all subscribers"
  • synonyms: circular, handbill, bill, broadsheet, flier, flyer, throwaway
• A speech of violent denunciation.
  • synonyms: tirade, philippic
• All of the armament that is fired from one side of a warship.
• The whole side of a vessel from stem to stern.
  • usage: "the ship was broadside to the dock"
• The simultaneous firing of all the armament on one side of a warship.

verb

• Collide with the broad side of.
  • usage: "her car broad-sided mine"

adjective

• Toward a full side.
  • usage: "a broadside attack"

adverb

• With a side facing an object.
  • usage: "the train hit the truck broadside"; "the wave caught the canoe broadside and capsized it"