1. often Crusade Any of the military expeditions undertaken by European Christians in the 11th, 12th, and 13th centuries to recover control of the Holy Land from the Muslims.
2. A holy war undertaken with papal sanction.
3. A concerted effort or vigorous movement for a cause or against an abuse: a crusade for literacy; a crusade against drunk driving.
intr.v. cru·sad·ed, cru·sad·ing, cru·sades
To engage in a crusade.
[French croisade and Spanish cruzada, both ultimately from Latin crux, cruc-, cross.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
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