Definition of "heat rash" []

• An inflammatory skin condition caused by obstruction of the ducts of the sweat glands, resulting from exposure to high heat and humidity and characterized by the eruption of small red papules accompanied by an itching or prickling sensation. Also called miliaria, prickly heat. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "“Music for you makes sense,” Fancy was saying, longing for a heat rash or sunstroke so that she would have a reason not to go to Cherry Glade."