WordWeb Online

1. Resist or confront with resistance
   "The politician defied public opinion"
   - withstand, hold, hold up
    
2. Elude, especially in a baffling way
   "This behaviour defies explanation"
   - resist, refuse
    
3. Challenge
   "I defy you!"
   - dare

Derived forms: defies, defied, defying

See also: defiance, defiant

Type of: challenge, elude, escape, hold out, resist, stand firm, withstand

Antonym: lend oneself

Encyclopedia: Defy