WordWeb Online

1. Pick one person to give support and approval to in a particular role
   "I endorsed Kennedy in 1960";
   - back, indorse, plump for, plunk for, support
    
2. Give support or one's approval to
   "endorse a new project";
   - second, back, indorse
    
3. Guarantee as meeting a certain standard
   "endorsed grade AAA meat";
   - certify, indorse
    
4. Sign as evidence of legal transfer
   "endorse cheques";
   - indorse

Derived forms: endorsed, endorses, endorsing

Type of: approve, back up, greenlight, green-light, guarantee, O.K., OK, okay, sanction, sign, support, warrant

Encyclopedia: Endorse