Zyklon

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 27, 2006

zyklozylum

Zyklozylum is a famous Reddit user!!

Me: You know u/Zyklozylum?

Them: No?

Me: She’s a famous Reddit user!

by That one person 101 November 18, 2021

Zyklon

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

Zylo

Please don’t call me Zillow

Basil: “omg did you see Zillow??”
Minty: “you mean Zylo?”

by Some_Dumb_Person September 28, 2021

zyxoin

To be zyxoined
Another way of saying someone fucked up, but kid friendly, like getting bamboozled.

Mary did not understand she people were pranking her until someone pointed out she got zyxoined.

by anonymous June 23, 2022

Zyklon

A very handsome, tall, sexy person

hey, is that Zyklon?

Yeah it is, isnt he hot.

by Zykloncd March 12, 2023

Zyklon B

Technically a GiftGas (Poison Gas) used to execute concentration camp bound Jews, but in this sense a term coined by BubTheZombie on Microsoft's Halo 2 to refer to Plasma Grenades which were thrown onto Joobs in the gametype Showers.

BubTheZombie:"I GOT 4 CANS OF ZYKLON B, WHICH ONE OF YOU JOOBS WANTS SOME?!"

by BubTheZombie March 25, 2005