crusade has definitions from the fields of military,Christianity,Islam,politics
1
[ noun ] a series of actions advancing a principle or tending toward a particular end

Examples

"he supported populist campaigns" "they worked in the cause of world peace" "the team was ready for a drive toward the pennant" "the movement to end slavery"

Used in print

(Edward E. Kelly, S.J., "Christian Unity in England"...)

One of the ironies of the present crusade for Christian unity is that there are not , relatively speaking , many real Christians to unite .

2
[ noun ] (military,Christianity,Islam) any of the more or less continuous military expeditions in the 11-13th centuries when Christian powers of Europe tried to recapture the Holy Land from the Muslims

Used in print

(Joyce O. Hertzler, American Social Institutions;...)

The great ultimate ends of religion have served as magnificent beacon_lights that lured people toward them with an almost irresistible force , mobilizing energies and inducing sacrifices ; for_example , the Crusades , mission efforts , just wars .

3
[ verb ] (politics) exert oneself continuously, vigorously, or obtrusively to gain an end or engage in a crusade for a certain cause or person; be an advocate for

Examples

"The liberal party pushed for reforms" "She is crusading for women's rights"

4
[ verb ] go on a crusade; fight a holy war

Related terms

campaign

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