Definition of Certify

Verb: certify 'sur-tu,fI

Provide evidence for; stand as proof of; show by one's behaviour, attitude, or external attributes
- attest, manifest, demonstrate, evidence
Guarantee payment on; of checks
Authorize officially
"I am certified to practice law in this state";
- license, licence [Brit, Cdn]
Guarantee as meeting a certain standard
"certified grade AAA meat";
- endorse, indorse
Declare legally insane