Definitions by Rumble bitch

Rumble strip 

The area on a woman between the thigh and labia that is prone to chafing in hot weather.

"Man, the road rash on my rumble strip is killing me!"

Rumble strip by Rumble bitch August 3, 2012

Road rash

Chafing, redness, bumps or rash on a woman between the thigh and labia

"Man, the road rash on my rumble strip is killing me!"

Road rash by Rumble bitch August 3, 2012