View synonyms for warrant


[ wawr-uhnt, wor- ]


  1. authorization, sanction, or justification.
  2. something that serves to give reliable or formal assurance of something; guarantee, pledge, or security.

    Synonyms: surety, warranty

  3. something considered as having the force of a guarantee or as being positive assurance of a thing:

    The cavalry and artillery were considered sure warrants of success.

  4. a writing or document certifying or authorizing something, as a receipt, license, or commission.

    Synonyms: chit, order, voucher, permit, writ

  5. Law. an instrument, issued by a magistrate, authorizing an officer to make an arrest, seize property, make a search, or carry a judgment into execution.
  6. the certificate of authority or appointment issued to an officer of the armed forces below the rank of a commissioned officer.
  7. a warehouse receipt.
  8. a written authorization for the payment or receipt of money:

    a treasury warrant.

verb (used with object)

  1. to give authority to; authorize.
  2. to give reason or sanction for; account for:

    The circumstances warrant such measures.

    Synonyms: vindicate, validate, uphold, justify

  3. to give one's word for; vouch for (often used with a clause to emphasize something asserted):

    I'll warrant he did!

    Synonyms: swear, attest, guarantee

  4. to give a formal assurance, or a guarantee or promise, to or for; guarantee:

    to warrant someone honorable treatment; to warrant payment; to warrant safe delivery.

  5. to guarantee the quantity, quality, and other representations of (an article, product, etc.), as to a purchaser.
  6. to guarantee or secure title to (the purchaser of goods); assure indemnification against loss to.
  7. Law. to guarantee title of an estate or other granted property (to a grantee).


/ ˈwɒrənt /


  1. anything that gives authority for an action or decision; authorization; sanction
  2. a document that certifies or guarantees, such as a receipt for goods stored in a warehouse, a licence, or a commission
  3. law an authorization issued by a magistrate or other official allowing a constable or other officer to search or seize property, arrest a person, or perform some other specified act
  4. (in certain armed services) the official authority for the appointment of warrant officers
  5. a security that functions as a stock option by giving the owner the right to buy ordinary shares in a company at a specified date, often at a specified price


  1. to guarantee the quality, condition, etc, of (something)
  2. to give authority or power to
  3. to attest to or assure the character, worthiness, etc, of
  4. to guarantee (a purchaser of merchandise) against loss of, damage to, or misrepresentation concerning the merchandise
  5. law to guarantee (the title to an estate or other property)
  6. to declare boldly and confidently

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Derived Forms

  • ˈwarrantless, adjective
  • ˌwarrantaˈbility, noun
  • ˈwarrantably, adverb
  • ˈwarrantable, adjective
  • ˈwarranter, noun

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Other Words From

  • war·rant·less adjective
  • pre·war·rant noun verb (used with object)
  • re·war·rant verb (used with object)
  • self-war·rant·ing adjective

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Word History and Origins

Origin of warrant1

First recorded in 1175–1225; (noun) Middle English warant, from Anglo-French; Old French guarant, from Germanic; compare Middle Low German warend, warent “warranty,” noun use of present participle of waren “to warrant”; (verb) Middle English, from Anglo-French warantir; Old French g(u)arantir, derivative of guarant; guaranty

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Word History and Origins

Origin of warrant1

C13: from Anglo-French warrant, variant of Old French guarant, from guarantir to guarantee, of Germanic origin; compare guaranty

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Idioms and Phrases

see sign one's own death warrant .

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Example Sentences

Among the sort of policing that fell away, the former officer said, was officers’ routine sweeps of areas where drug users congregated, to check their names for outstanding warrants, which would often net suspects in local burglaries.

At least a dozen times, the report states, judges issued bench warrants for her arrest for violating the terms of her release requiring her to enter various treatment programs.

Housing authority officials didn’t cancel the eviction warrant until a month later.

Whether new team members or veteran managers, we assume we have neither the capacity nor the warrant to reinvent how our organizations work.

From Quartz

The USA Freedom Reauthorization Act grants federal authorities the ability to collect “tangible things” related to national security investigations without a warrant.

Antoine himself had recently been arrested on a six-year-old warrant for a dime bag of weed.

The risks are too high to warrant supporting public marriage proposals.

Not enough black films are being made to warrant a piece of the pie.

Because Wright was a no-show in criminal court to face the loud music and pot bust he already had an outstanding warrant.

Olga was on guard as always, and categorically refused to open the door unless the police produced a warrant.

De Robeck agrees that we don't know enough yet to warrant us in fault-finding or intervention.

He had no rest until the seals were fixed to parchment, and the warrant of his release appeared in public print.

He has no authority to warrant the quality of property sold except custom or authority is expressly given to him.

The context in Chaucer does not seem to warrant the interpretation given by Tyrwhit.

David had replied, in that short tone of self-sufficiency which conveys so much more than the syllable would seem to warrant.


Definitions and idiom definitions from Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.