A swift and violent military offensive with intensive aerial bombardment WordNet 3.0 & Open English WordNet

Blitzkrieg or Bewegungskrieg is a word used to describe a combined arms surprise attack using a rapid, overwhelming force concentration that may consist of armored and motorized or mechanized infantry formations, together with artillery, air assault and close air support, with intent to break through the opponent's lines of defense, dislocate the defenders, unbalance the enemies by making it difficult to respond to the continuously-changing front, and defeat them in a decisive Vernichtungsschlacht: a battle of annihilation. Wikipedia

Military term describing the use of overwhelming force and rapid speed. Wikipedia Disambiguation

Anglicised term describing a method of warfare. also known as lightning war Wikidata

A sudden attack, especially an air raid; usually with reference to the Blitz. Wiktionary

A fast, sudden military offensive, usually combining ground forces with air support. Wiktionary

Fast military offensive. Wiktionary (translation)