being so belligerently drunk that your face turns to a pasty white, making you look like a ghost.

A casual invitation / threat used by an individual that is not afraid of fucking someone up.

Wearing a mask to hide one's face, almost always for some sort of head busting.

The strange phenomenon occurring in very few who indulge in copious amounts of alcohol and cannabis, resulting in a pale-white (or otherwise) appearance due to the combination. Usually results in projectile vomiting, passing out for hours on end, general dissociation from the rest of the party, and forgetfulness of events whilst ghostfaced.

When someone is there next to you and a moment later they disappear (or appear, if they weren't next to you). When that happens, you get ghostface'd.

pertaining to the look that a girl gets after fellatio with a suitor suffering from caspercrotch.