phantom ass 

random mooning. in other words..the random flashing (showing) of ones ass to an unsuspecting victim. usually accompanied by shouting of the phrase "phantom ass!"

*john's bro runs in and does the phantom ass*

*all witnesses groan*

phantom ass by ksudnsnu August 10, 2008

Phantom Ass Syndrome 

The term given to someone who thinks they have a large ass but when in reality they don't.

Look at Becky she totally has Phantom Ass Syndrome

I know right

Phantom Ass Syndrome by B-Wang March 17, 2015

Ass Phantom 

To grab someone's ass in such a way, that it seems like an accident, but isn't.

Don't feel me up, you Ass Phantom.

Ass Phantom by SchwarzerWind September 1, 2003

The Ass Phantom

A supposed paranormal apparition who often causes feces to disappear immediately following defecation.

"I was taking a shit and when I looked down to see the monstrous log I had created, it was gone! Nowhere to be seen!"

"Dude that sounds like you've been visited by The Ass Phantom"

"Spooky!!!"

The Ass Phantom by TheAssPhantom April 30, 2013

Phantom Asshole 

The overweight closet muncher in the family
who typically raids the refrigerator and pantry of all the good food late at night, in top secrecy. They are best
known for not leaving a trace of thier presence
and will almost always return an empty
box to the shelf instead of putting it in the trash.

Hey Chris, who ate all the fried
chicken, I don't know Jim. Must have been the phantom asshole.

Phantom Asshole by BillButtlicker January 16, 2010

Phantomssed 

To be obssessed with The Phantom of the Opera.

Alex is so Phantomssed. She never puts down that book!

Phantomssed by LizardBreath November 9, 2012