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3.
an activity enjoyed by a certain Vikings football player...
Cheeshead: Idiot, did you see him...that guy's mooning us...what did we ever do to him!
by World Domination February 02, 2005
 
1.
The act of baring one's anus to a party as a sign of defiance.
starer---> one who studies stars

venuser----> one who studies venus


mooner---> one who jumps out of alleys to young women, bent over, showing them his bare derrier sayin "How's this for a black hole?"
by Kung-Fu Jesus April 28, 2004
 
2.
The recreational act of baring one's ass in public with the intention of it being seen by people who don't want, or expect, to see it.
We drove to the Presidio to go mooning in front of the Officer's Club. A car full of majors and colonels followed us all the way back to Oakland. Guess they wanted to see some more moons.
by Cap'n Bullmoose May 12, 2005
 
4.
The act of spending time obsessing over something or someone. Like a crazy person, covering their walls with pictures of this other person, or constantly going on about him/it/her, so much so that the slightest reference to this object person drives everybody else crazy.
Dan: "Where is Jim?"
Mike: "Mooning over his ferrari collection."
Dane: "Again?!"
Mike : *nods sadly*
by Mytola August 06, 2006
 
5.
Being AFK on Facebook, long enough that a moon shows up by your name.
Jake: "Man, Jackie is always Mooning."

James: "I know I wish she wouldnt leave facebook on all day!"
by TheGreenLing May 08, 2011
 
6.
thinking of someone you are in love with
"are you still mooning over your man?"
by p12etty October 21, 2007
 
7.
when someone pulls down there pants so to reveal their anus, usually done by someone secrectly proud on their butthole and likes showing it to people, sometimes after pants is droped they stick someones nose into their butthole
gansta: yo dat biotch did sum mooning and stuck my face into his buttox and pooed all over my face, and it smell like i just stuck skunk spray down my nose
by The Jizz King July 22, 2006