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havoc

American  
[hav-uhk] / ˈhæv ək /

noun

  1. great destruction or devastation; ruinous damage.

    Synonyms:
    waste, ruin, desolation

verb (used with object)

havocked, havocking
  1. to work havoc upon; devastate.

verb (used without object)

havocked, havocking
  1. to work havoc.

    The fire havocked throughout the house.

idioms

  1. cry havoc, to warn of danger or disaster.

  2. play havoc with,

    1. to create confusion or disorder in.

      The wind played havoc with the papers on the desk.

    2. to destroy; ruin.

      The bad weather played havoc with our vacation plans.

  3. wreak havoc. see wreak havoc.

havoc British  
/ ˈhævək /

noun

  1. destruction; devastation; ruin

  2. informal confusion; chaos

  3. archaic to give the signal for pillage and destruction

  4. (often foll by with) to cause a great deal of damage, distress, or confusion (to)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. archaic (tr) to lay waste

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
havoc More Idioms  

Usage

What does havoc mean? Havoc means chaos, disorder, or confusion. It can also mean destruction, damage, or ruin. In many cases, it refers to a combination of these things. The phrase wreak havoc means to cause chaos or destruction or both. The phrases play havoc and raise havoc mean the same thing. Havoc is associated with seriously destructive and chaotic situations, such as natural disasters, as in The hurricane caused havoc throughout the region. But it can be used in a range of situations. An illness can wreakhavoc on your body. A virus can cause havoc in a computer network. The wind can wreak havoc on your hair. In most cases, havoc causes a situation that was (at least somewhat) orderly to become disorderly, especially when there is damage or destruction involved. The phrase cry havoc means to raise an alarm or give a warning. Havoc can be used as a verb meaning to cause havoc or destroy, but this is rare. Example: A major accident on the highway has wreaked havoc on the morning commute, causing traffic jams and delays for miles around.

Synonym Usage

See ruin.

Other Word Forms

Etymology

Origin of havoc

First recorded in 1400–50; late Middle English havok, from Anglo-French (in phrase crier havok “to cry havoc,” i.e., “utter the command havoc! ” as signal for pillaging), Middle French havot in same sense, from Germanic

Explanation

Havoc is a noun that means devastation or total mayhem. Havoc is often wreaked by hurricanes, angry mobs, plundering Vikings, and wild parties that get out of control. If we trace havoc way back, we arrive at a crossroads. Some people believe that the word comes from the Old French havot, meaning “plundering, devastation,” while others argue that it was passed down to us from the Latin habere, meaning “to have, possess.” Either way you look at it, the meaning remains the same: widespread disorder or destruction.

Keep Reading on Vocabulary.com

Vocabulary lists containing havoc

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

WITCH, an acronym for We Intend To Cause Havoc, lived up to their name, with fans clamouring outside sold-out venues, hoping to watch marathon shows that sometimes lasted from 19:00 to 02:00.

From BBC • Dec. 19, 2025

He said he believed that after Havoc, filmmakers and producers in the industry are going to be "a lot more focused on Wales being on the map".

From BBC • Apr. 25, 2025

Jack Sargeant, Wales' minister for culture, said productions like Havoc had delivered "significant economic and reputational benefits".

From BBC • Apr. 25, 2025

To her, Havoc was more than an emotional support animal, but something akin to a child.

From Los Angeles Times • Mar. 21, 2025

Havoc followed him as he raged about the place wreaking his fury upon inanimate objects.

From Heart of the Sunset by Beach, Rex Ellingwood

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