look up any word, like dirty sanchez:
 
1.
Someone that is always drinking or doing drugs. Basically there life revolves around it.
Caitlyn is such a fucking trasher.
by Numba1Stunna September 06, 2004
 
2.
Some jag off on an internet forum.
Another brilliant Trasher post to brighten up my day!
by JES December 09, 2003