warrant

(n) a writ from a court commanding police to perform specified acts
(n) 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
stock-purchase warrant, stock warrant,
(n) formal and explicit approval
- a Democrat usually gets the union's endorsement
imprimatur, sanction, countenance, endorsement, indorsement,
(n) a written assurance that some product or service will be provided or will meet certain specifications guarantee, warranty, warrantee,

(v) show to be reasonable or provide adequate ground for
- The emergency does not warrant all of us buying guns
- The end justifies the means
justify,
(v) stand behind and guarantee the quality, accuracy, or condition of
- The dealer warrants all the cars he sells
- I warrant this information
guarantee,

justify stock-purchase warrant stock warrant guarantee imprimatur sanction countenance endorsement indorsement warranty warrantee

warrantee warranter warrant officer warrantor warranty