1. Sign as evidence of legal transfer
   "indorse cheques";
   - endorse
    
2. Guarantee as meeting a certain standard
   - certify, endorse
    
3. Give support or one's approval to
   "I'll indorse that motion";
   - second, back, endorse
    
4. Actively promote or advocate for someone to take on a particular role
   "I indorsed Kennedy in 1960";
   - back, endorse, plump for, support

Derived forms: indorses, indorsing, indorsed

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

Encyclopedia: Indorse