1. crusade - Noun
2. crusade - Verb
Any one of the military expeditions undertaken by Christian powers, in the 11th, 12th, and 13th centuries, for the recovery of the Holy Land from the Mohammedans.
Any enterprise undertaken with zeal and enthusiasm; as, a crusade against intemperance.
A Portuguese coin. See Crusado.
To engage in a crusade; to attack in a zealous or hot-headed manner.
Source: Webster's dictionaryEvery war results from the struggle for markets and spheres of influence, and every war is sold to the public by professional liars and totally sincere religious maniacs, as a Holy Crusade to save God and Goodness from Satan and Evil. Robert Anton Wilson
Do you know that my personal crusade in life (in the philosophical sense) is not merely to fight collectivism, nor to fight altruism? These are only consequences, effects, not causes. I am out after the real cause, the real root of evil on earth the irrational. Ayn Rand
The Labour Party is a moral crusade or it is nothing. Harold Wilson
The crusade is never off my mind - the exercise I do, the food I eat, the thought I think - all this and how I can help make my profession better-respected. To me, this one thing - physical culture and nutrition - is the salvation of America. Jack LaLanne
I didn't decide to run for president to start a national crusade for the political reforms I believed in, or to run a campaign as if it were some grand act of patriotism. In truth, I wanted to be president because it had become my ambition to be president. John McCain
Religion and natural science are fighting a joint battle in an incessant, never relaxing crusade against scepticism and against dogmatism, against disbelief and against superstition, and the rallying cry in this crusade has always been, and always will be: "On to God!" Max Planck