crusade crusade /kruːˈseɪd/

noun

1. () A series of actions advancing a principle or tending toward a particular end  ( effort , crusade , drive , campaign , cause , movement )
   a series of actions advancing a principle or tending toward a particular end
    He supported populist campaigns
   he supported populist campaigns
    They worked in the cause of world peace
   they worked in the cause of world peace
    The team was ready for a drive toward the pennant
   the team was ready for a drive toward the pennant
    The movement to end slavery
   the movement to end slavery
    Contributed to the war effort
   contributed to the war effort
   
   

verb

1. Go on a crusade; fight a holy war  ( crusade )
   go on a crusade; fight a holy war
   
2. 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  ( agitate , crusade , press , campaign , fight , push )
   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
    The liberal party pushed for reforms
   The liberal party pushed for reforms
    She is crusading for women's rights
   She is crusading for women's rights
    The Dean is pushing for his favorite candidate
   The Dean is pushing for his favorite candidate
   

 Crusade

noun

1. () Any of the more or less continuous military expeditions in the 11th to 13th centuries when Christian powers of Europe tried to recapture the Holy Land from the Muslims  ( Crusade )
   any of the more or less continuous military expeditions in the 11th to 13th centuries when Christian powers of Europe tried to recapture the Holy Land from the Muslims
    The knights embarked on a Crusade to reclaim the Holy Land.
   The knights embarked on a Crusade to reclaim the Holy Land.