Definition of heavy artillery
- His first argument didn't work, so he changed his approach and brought out the heavy artillery.
: having great weight
: having a high specific gravity : having great weight in proportion to bulk
: having or being atoms of greater than normal mass for that element
: to a great or overwhelming degree : with or as if with great weight : in a heavy manner : heavily
: a theatrical role of a dignified or somber character
: a character in a story or play who opposes the hero : villain
: weapons (such as bows, slings, and catapults) for discharging missiles
: large bore mounted firearms (such as guns, howitzers, and rockets) : ordnance
: a branch of an army armed with artillery
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