Blitzer

Military.

an overwhelming all-out attack, especially a swift ground attack using armored units and air support.
an intensive aerial bombing.

any swift, vigorous attack, barrage, or defeat:
a blitz of commercials every few minutes.
Football. act or instance of charging directly for (the passer) as soon as the ball is snapped; red-dogging.
bingo.
to attack or defeat with or as if with a blitz:
The town was blitzed mercilessly by enemy planes. The visitors really blitzed the home team.
to destroy; demolish:
His last-minute refusal blitzed all our plans.
Football. to charge directly and immediately at the passer; red-dog.
to move in the manner of a blitz:
a car that will blitz through rough terrain.
Contemporary Examples

Newt’s Very Bad Night David Frum January 26, 2012
Palin vs. Biden 2016 Mark McKinnon June 14, 2009
The Hero Summit Speakers List November 13, 2012
Vets Discuss Healing After the Horrors of War Lauren Ashburn November 14, 2012
The Hug That Ruined Crist Jim DeFede February 9, 2010
Best Moments From Thursday’s Debate Ahead of Florida Primary (Videos) The Daily Beast Video January 26, 2012
Subway Euphoria Jessi Klein November 4, 2008
Palin vs. Biden 2016 Mark McKinnon June 14, 2009
Romney Commands, Santorum Wins on Points, Newt Flails at CNN GOP Debate Michael Medved January 26, 2012
Romney’s One Quip on Russia Trumps Obama’s Former Declarations Stuart Stevens March 2, 2014

noun
a violent and sustained attack, esp with intensive aerial bombardment
any sudden intensive attack or concerted effort: an advertising blitz, a drink-driving blitz
(American football) a defensive charge on the quarterback
verb
(transitive) to attack suddenly and intensively
noun
the Blitz, the systematic night-time bombing of Britain in 1940–41 by the German Luftwaffe
n.

Any heavy onslaught or attack: His best strategy was a blitz of TV spots just before the election (1940s+)
An electronic-mail (e-mail) message (1990s+)
A chess game that must be played within ten minutes (1990s+)

To defeat without being scored upon; blank, shut out: They blitzed the Mariners 12–zip (1970s+)
To rush the quarterback in force, hoping to prevent him from completing a pass (1960s+ Football)
: We blitzed her with questions (1940s+)