Synonyms for warrant

Noun

1. warrant, writ, judicial writ

usage: a writ from a court commanding police to perform specified acts

2. warrant, stock warrant, stock-purchase warrant, security, surety

usage: a type of security issued by a corporation (usually together with a bond or preferred stock) that gives the holder the right to purchase a certain amount of common stock at a stated price; "as a sweetener they offered warrants along with the fixed-income securities"

3. sanction, countenance, endorsement, indorsement, warrant, imprimatur, approval, commendation

usage: formal and explicit approval; "a Democrat usually gets the union's endorsement"

4. guarantee, warrant, warrantee, warranty, assurance, pledge

usage: a written assurance that some product or service will be provided or will meet certain specifications

Verb

1. justify, warrant, confirm, reassert

usage: show to be reasonable or provide adequate ground for; "The emergency does not warrant all of us buying guns"; "The end justifies the means"

2. guarantee, warrant, back, endorse, indorse, plump for, plunk for, support

usage: stand behind and guarantee the quality, accuracy, or condition of; "The dealer warrants all the cars he sells"; "I warrant this information"