- a fungal infection of the skin in the groin area, occurring most commonly in males, especially in warm climates, characterized by itchy and often scaly lesions; tinea cruris.
Origin of jock itch
First recorded in 1945–50
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.