Idioms (Z)

zero hour

meaning: the time when something has to be decided (there can be no more waiting)

1. “Well everyone, after 3 weeks of debate, this is zero hour. It is now, or never
zero tolerance

meaning: no lenience; no breaking of the law will be allowed

1. Recently the government announced it would introduce a new zero tolerance law on drugs.
zip it

meaning: be quiet; shut up

1. “You know you should have let me do it. I know far more about this stuff than you.”
“Oh, zip it. I don’t need your advice.”
Z-Day

meaning: an imagined day when mankind must fight zombies to the death

1. I don’t know about you, but I want to know how to fire a gun in case Z-day finally arrives.

2. Anne is an incredible athlete. I would want her on my team when Z-day arrives