WordWeb Online

1. Make senseless or dizzy by or as if by a blow
   "stun fish";
   - stupefy
    
2. Hit something or somebody as if with a sandbag
   - sandbag
    
3. Overcome as with astonishment or disbelief
   "The news stunned her";
   - bedaze, daze

Derived forms: stunned, stunning, stuns

Type of: desensitise [Brit], desensitize, hit, immobilise [Brit], immobilize

Encyclopedia: Stun