- not actually formulated or expressed; customary; traditional.
- not written; not put in writing or print; oral: an unwritten agreement.
- containing no writing; blank.
Origin of unwritten
SynonymsSee more synonyms for on Thesaurus.com
1. specified, stipulated, designated.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for unwritten
Since 2007, Maulvi Nazir and the Pakistani military had kept to an unwritten truce.Obama’s Deadly Informants: The Drone Spotters of Pakistan
Umar Farooq, Syed Fakhar Kakakhel
November 12, 2014
That's precisely the unwritten policy every gay player has adhered to in the history of the NFL.Michael Sam Is Not a ‘Distraction’
February 12, 2014
A lot of what made the old budgeting system work—the system of 1921-1974—was a set of unwritten norms and conventions.Dead on Arrival (Updated)
February 15, 2012
But it does seem a bit odd that this massive change to the (unwritten) British constitution was not trailed.Is Kate Preggers?
November 6, 2011
And for the most part, they are correct – there is an unwritten understanding that all encounters are confidential.Priests Who Hired Me for Sex
July 17, 2010
It was part of a code no less binding because it was unwritten.Way of the Lawless
Among the unwritten chapters is one which touches a problem.Lotus Buds
Can you then assert (asked Socrates) of these unwritten laws that men made them?The Memorabilia
The Silvio Pellicos of Pentonville are yet unwritten martyrs.A Day's Ride
Charles James Lever
An unwritten law of the West he broke by letting the snake go.Rim o' the World
B. M. Bower
- not printed or in writing
- effective only through custom; traditional
- without writing upon it
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for unwritten
Online Etymology Dictionary, © 2010 Douglas Harper