Holy war

What is Holy war?

Holy war definition and meaning on Dictionary terms:
a war waged for what is supposed or proclaimed to be a holy purpose, as the defense of faith.
any disagreement or argument between fanatical proponents of radically differing beliefs, opinions, etc.: a holy war on the merits of rival computer operating systems; a holy war about welfare reform.


reference: https://www.dictionary.com/browse/holy-war