Definition of "heavy weapon" []

• Large but transportable armament (noun)

WordNet. Princeton University. 2010.

• "The shock of disembowelment caused the Scotti to let the heavy weapon thud all the way into the ground, and so the Roman swung again and heard an audible crack of bone as he took off the chieftain's hands."
• "Calling over the radio to Panton for heavy weapon support, Olafson sensibly went to join 2 Section, the one least likely to be directly engaged and which he could employ as a reserve for blocking or counter-attack."
• "Acting on instructions given in your message 17GH, he advanced to intercept but was struck down by driver with heavy weapon believed whip handle."