look up any word, like demisexual:
 
1.
It refers to when you look at a person and they look so good it makes you sick, used esp. for females/drag queens/transexual females checking out other females/drag queens/transexual females - but meant completely as an admiration (with a slight connotation of politically acceptable jealousy)
That bitch is SICKENING!!
by Angelstar June 01, 2006
 
2.
This refers to somthing that is fabulous, over the top, fierce, the "T", eating it, flawless, frieghtening, nervous talent, etc. All terms coveted by the GBLTQ communities describing something that is extremely pleasing.
Mrs. thing was wearing the most sickening gown I had ever seen. She was just fierce!
by Demicci D. Dior-Britt November 19, 2007
 
3.
Something that is insanely good.
A sickening performance.
by Mark Sanger February 01, 2005
 
4.
Something, Someone or an action that is beyond disgusting
1. That dead cat is sickening
2. That bum's oder is sickening
3. It's sickening the way Bush runs America
by textfile232 January 10, 2006
 
5.
The definition of a girl who really just makes you feel nauseated when seeing/thinking of/hearing of. Probably ugly, probably fat, stay away from these girls as your friends will laugh about you behind your pathetically-desperate-as-shit back.
nigga #1: Dude, that girls fucking sickening, I can't believe you're dating her.

nigga #2: You're just jealous. I know you used to like her!

nigga #1: What the fuck is wrong with you, you desperate-retarded-piece of shit. Don't try and make yourself feel better by thinking I'd date a fucking overweight nasty bitch like that! That's you! L-O-fucking-L.
by Akjohnny February 19, 2009