The line of grooves that are cut into the side of highways which cause a loud noise when a driver gets too close to the edge.

Commonly used in text messages or social media as a short form for Very Sound Advice.

A strip of grooved pavement along the side of the highway, consisting of a pattern of indentations in the pavement. Makes a loud rumbling noise when driven upon. Designed as a safety device to alert drivers when they are about to go off the side of the road. Looks something like this:
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The counterpart of motorboating on men, where the mouth is used to send vibrations between the penis and the balls (i.e. the scrotal region).

Textured for sexual pleasure

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

Slang term for asshole due to the corresponding ribbing and puckering that both assholes and highway rumble strips retain.