A sexual partner who, while having sex, may think it's kinky to pull out a blade and scrape the other partner's (or their own) rock-hard boner until it bleeds.
Greg: "Owe! That was my fucking cock you dick scraper! What the fuck?"
Bitch: "Sorry! I can't help it! It's my fettish!"
Greg: "Well I came here for the nutt, not the cut!"
1. Has an unused college degree.
2. Has a bedroom that would appear that a comic book shop blew a load on it.
3. Rubs his penis against guitar strings till its raw.