look up any word, like sex:
 
1.
adj. The act of being constantly preoccupied with the thought of yourself and everything in this world that involves you or should involve you. A self-obsessed individual is someone who just can't help thinking and talking about themselves.
"It's not your wedding, so nobody will notice your unflattering ass...quit being so self-obsessed!"
by Rawpinions December 21, 2007