Look up: Unwritten

1. unwritten
   [adj] - based on custom rather than documentation
   Found on http://www.webdictionary.co.uk/definitio
   
   
2. unwritten
   1. Not written; not reduced to writing; oral; as, unwritten agreements. ... 2. Containing no writing; blank; as, unwritten paper. Unwritten doctrines, such doctrines as have been handed down by word of mouth; oral or traditional doctrines. Unwritten law. [Cf. L. Lex non scripta] That part of the law...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
3. unwritten
   adjective based on custom rather than documentation; `an unwritten law`; `rites...so ancient that they well might have had their unwritten origins in Aurignacian times`- J.L.T.C.Spence
   Found on http://wordnetweb.princeton.edu/perl/web
   
   
4. Unwritten
   • (a.) Containing no writing; blank; as, unwritten paper. • (a.) Not written; not reduced to writing; oral; as, unwritten agreements.
   Found on http://thinkexist.com/dictionary/meaning
   
   
5. Unwritten
   (song) "`Unwritten`" is a song by English singer Natasha Bedingfield. Bedingfield, Danielle Brisebois, and Wayne Rodriguez wrote it for her debut album, Unwritten. The single was released as the album`s third UK single (November 2004) and second US single (2006). It reached n...
   Found on http://en.wikipedia.org/wiki/Unwritten