a gurls thong or g-string
that chic looks damn fine when shes only wearing ass floss!
by Anonymous May 04, 2003
1. Someone who pisses you off so much that you wish you could use them to floss the dried feces off a greasy perverts crack.
2. A stupid or foolish person, usually with many enemies who can't stand his/her daily actions.
3. an antonym for asswhipe or jackass.
4. a thong.
That assfloss consitantly performs the same skateboarding trick even though he gets hurt each time.
by Jaclyn May 07, 2004
Ass floss is a skinny white guy in prison used as a cleaning tool.
Ass floss is when a skinny white guy is held captive as a tool for cleaning the cum out of a tosser salads ass.
by Rbomb04 June 13, 2014

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