30/8/17 The Meaning of Wreak Havoc
This means to cause great damage.
- A powerful hurricane wreaked havoc on the city a few days ago.
- The virus wreaked havoc on my computer.
Please note that the past tense of this phrase is wreaked havoc, not *wrought havoc (a common error). Aggravating circumstances may also play havoc, work havoc, or create havoc.