1. [ verb ] show to be reasonable or provide adequate ground for
Synonyms: justify

"The emergency does not warrant all of us buying guns" "The end justifies the means"

Related terms: confirm justification
2. [ noun ] (law,writing) a writ from a court commanding police to perform specified acts
Related terms: writ legal_document search_warrant pardon death_warrant bench_warrant commutation reprieve cachet law
3. [ verb ] stand behind and guarantee the quality, accuracy, or condition of
Synonyms: guarantee

"The dealer warrants all the cars he sells" "I warrant this information"

Related terms: back cover certify guarantee guarantee guarantor
4. [ noun ] formal and explicit approval
Synonyms: sanction imprimatur countenance indorsement endorsement

"a Democrat usually gets the union's endorsement"

Related terms: approval OK visa nihil_obstat approve certify sanction
5. [ noun ] a type of security issued by a corporation (usually with a bond or preferred stock) that gives the holder the right to purchase a certain amount of common stock at a stated price
Synonyms: stock_warrant stock-purchase_warrant

"they offered warrants along with the fixed-income securities"

Related terms: security subscription_warrant perpetual_warrant
6. [ noun ] a written assurance that some product or service will be provided or will meet certain specifications
Synonyms: guarantee warrantee warranty
Related terms: assurance security deposit stock_warrant guarantee
Similar spelling:   warranty