v. The action of inserting one's erect penis into the eye-socket of another person and proceeding to thrust your hips back and forth, thereby "fucking" their skull.

When somebody is fucked through the eye socket. I wouldn't know what it feels like, but it's probably nice.

Name of a Greatful Dead double LP (WB 66 009) from 1971 with live recordings of:
Bertha
Mamma Tried
Big Railroad Blues
Playing in the Band
The Other One
Me & My Uncle
Big Boss Man
Me & Bobby McGee
Johnny B. Goode
Wharf Rat
Not Fade Away
Goin' Down the Road Feeling Bad

SKULLFUCKS will get ya FUCKED. best ordered in durty guttural voice.

Jagërmeister, Tequila, splash of lemonade and a grape.

if you don't have any jaeger, then you can just have a FUCK instead. theyr pretty good too.

To smoke a cigarette/cigarillo until it is down to the filter and then taking one last drag, therefore, fucking your skull.

to pierce somones skull with your pennis