dbMall - Idiom Collection
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zero hour
- the exact time when an attack or other military action will start
eg. The air force planes waited until zero hour in order to start out on their bombing mission.
zero in on
- adjust a gun so that it will hit a target, aim at
eg. The soldiers zeroed in on the target and began to fire their guns.
zonk out
- fall asleep very quickly
eg. As soon as I got home last night I immediately zonked out.
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Last Update: 2005/12/18