a condition resulting from any obstruction of the larynx, esp. an inflammation of
the respiratory passages
, with labored breathing, hoarse coughing
, and laryngeal spasm
Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by
Houghton Mifflin Harcourt. All rights reserved.
Word origin of 'croup'< obs. or dial. croup, to speak hoarsely, of echoic orig.