heavy weapon

/ˌhɛvi ˌwɛpən/

Other forms: heavy weapons

Definitions of heavy weapon

1. noun

   large but transportable armament
   synonyms: artillery, gun, ordnance

   types:

   cannon

   a large artillery gun that is usually on wheels

   field artillery, field gun

   movable artillery (other than antiaircraft) used by armies in the field (especially for direct support of front-line troops)

   four-pounder

   an artillery gun that throws a shot weighing four pounds

   basilisk

   ancient brass cannon

   culverin

   a heavy cannon with a long barrel used in the 16th and 17th centuries

   harpoon gun

   a cannon or similar gun that fires harpoons

   high-angle gun

   a cannon that can be fired at a high elevation for relatively short ranges

   long tom

   a long swivel cannon formerly used by the navy

   type of:

   armament

   weaponry used by military or naval force