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1.
name given to one whose character cannot be described by words alone.
that guy is incredible. i cant even describe it. he's just nameless.
by Johnny 2 by 4. October 16, 2008
 
2.
Screwing up something so bad that there is no way to recover from the mistake and gain back your integrity.
She's really namelessing the song.
by Namers April 06, 2011