The area of skin beetween the testicles and anus on a male when it has a hairy coating present.

The hair in this area being like a lions mane and the raised ridged area is like the lions spine.

AKA - A gooch or grundle with hair.
"Damn baby, i would love to stroke your lionscroatch but you havent taken a shower "
by Regencyroofer April 5, 2009
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