Meaning of jock itch

jock' itch"

Pronunciation: [key]
— Pathol. Pathol.
  1. a fungal infection of the skin in the groin area, occurring most commonly in males, esp. in warm climates, characterized by itchy and often scaly lesions; tinea cruris.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.