Define Z1 Meaning

Z1
A radio transmission in Counter-Strike, meaning:

Cover me!

but said in normal life

z1, z1!!! wtf?
By Alejandrina
Z1
Fast 70's motorcycle with an inline four that eats Harleys for breakfast.

Thats a badass Z1 you got there. What year is it?
By Thia
Z1
Z+1(one)=Zone
IM way to say zone

Guy 1 writes: "i have to get in the z1 to go skydiving tmrw!"
Guy 2 writes: "w/e dude, ill stick to sk8ing"
Guy 1 writes: "bitch"
By Caressa