from the GNU version of the Collaborative International Dictionary of English
- transitive v. To surpass (Herod) in violence or wickedness; to exceed in any vicious or offensive particular. Compare outpope the pope.
from The Century Dictionary and Cyclopedia
- In the phrase to out-herod Herod, to be more violent than Herod (as represented in the old mystery plays); hence, to exceed in any excess of evil.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. surpass someone in cruelty or evil
Sorry, no etymologies found.