warrant

authorization, sanction, or justification.

something that serves to give reliable or formal assurance of something; guarantee, pledge, or security.

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

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

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.

the certificate of authority or appointment issued to an officer of the armed forces below the rank of a commissioned officer.

a warehouse receipt.

a written authorization for the payment or receipt of money.

to give authority to; authorize.

to give reason or sanction for; account for.

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

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

to guarantee the quantity, quality, and other representations of (an article, product, etc.), as to a purchaser.

to guarantee or secure title to (the purchaser of goods); assure indemnification against loss to.

Law.��to guarantee title of an estate or other granted property (to a grantee).