Top Definition
o1. The stuff the Nazis used to exterminate Jews during WWII, as an alternative to the slower-working Carbon Monoxide.

o2. A pretty excellent Death Metal ban, whose album "World ov Worms" I implore you to try out.
o1. Scheizer! Dhiz Carbon Monoxidez ist not verrking! We shallt ghet out zhee heavy artillery. Auftschenwalden!

o2. Duuuuude, this album is the aboslute SH*T! Where have Zyklon been all my life?
by anne s July 04, 2005
or Zyklon B, the German name for a chemical pesticide used in concentration camps Majdanek and Auschwitz. (Zyklon is the German word for Cyclone) First developed by Fritz Haber, then produced as a delousing agent. The first use of Zyklon B in Auschwitz was on 600 Soviet Prisoners of War.
Zyklon is the chemical agent used to kill many innocent people during the Holocaust.
by Mech May 12, 2006
or Zyklon B, the German name for a chemical pesticide used in concentration camps Majdanek and Auschwitz. (Zyklon is the German word for Cyclone) First developed by Fritz Haber, then produced as a delousing agent. The first use of Zyklon B in Auschwitz was on 600 Soviet Prisoners of War.
Zyklon is the chemical agent used to kill many innocent people during the Holocaust.
Zyklon B was the chemical reagent used to kill many innocent people during the Holocaust.
by ThrashMechaniX May 23, 2006
The stuff that the Nazis used in their concentration camps to gas people to death.
Also known as hydrogen cyanide.
by Mark H August 17, 2004

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