1. a girl who's ass ceases to amaze, a truly epic ass.
2. someone who guides you to get a lot of ass with tried and true techniques.
3. buttfucking a girl at exactly 2am on Christmas day.
1. alison? she's truly the ghost of christmas ass.
2. that kid really helped me hit that like a pro. he's like the ghost of christmas ass or something, with the shit he knew.
3. dude, i hit that at 2 am last christmas, it was the ghost of christmas ass!