a rough burn you get on knees and elbows after ahving a rampant sex session on all fours, usually a wmoan has the elbow burns to, if a guy has them worry!
brush burns a male or female receives on their knees, back, or face, from being fucked or fucking on a carpet floor.
did, you see Bills wife's carpet burns on her knees, and face? Yes she must have been ridden hard by her bull last night. But Bill was out of town? Exactly!
The act by which, two partners slide their genitals back and forth together at a high rate of speed in order to achieve a burning sensation caused by the friction between the skin of the genitalia, and the pubic hairs.
When a bitch let's her pussy hairgrow out and irritates the penis upon entry ; when the pubic hair begins to slightly grow in as stubble and irritates the penis on the way in during sex.