ZERO HOUR
The time when something important is to begin is zero hour.
ZERO TOLERANCE TOP
If the police have a zero tolerance policy, they will not overlook any crime, no matter how small or trivial.
ZERO HOUR
The time when something important is to begin is zero hour.
ZERO TOLERANCE TOP
If the police have a zero tolerance policy, they will not overlook any crime, no matter how small or trivial.