skull-fucking

When you're giving a guy a head and he insists on thrusting.

the act of inserting a penis into an eye socket and unmercifully humping the skull; often results with the eyeball being forced inside the skull and making maraca-like music

Any act of intercourse between two mammals scalps. This feels really good if you have long, dirty-ass hair, and you are a complete faggot.

1.the act of grabbing a partner's skull and putting your dick in their mouth, grabbing their skull and holding it still, therefore having sex with their skull.
2. a variation of face fuck

v. 1) To remove an/the eye of an entity (usually the mammilian boned creature, H. Sapian) from it socket and insert a phallus, or phallic object into the cavity, repeatedly. In the case of an actual penis being inserted, ocular-fornication is continued until ejaculation.
n. a reference to "Full Metal Jacket"

A term used by the adult film industry to describe rough or aggressive oral sex the term and its use is credited to the adult film star Jonny toxic in the early 1990's. Descriptions of other origins and or activities are incorrect, the industry also refers to these actions as "forced" or "brutal" oral sex. The term is among the most searched terms in all of the adult film industry.

A derogatory term used to describe the violent incertion of the penis into the mouth. In most cases the male or female on the giving end makes little movement, while the participent on the giving end thrusts their hips.