• WordNet 3.6
    • adj unwritten said or done without having been planned or written in advance "he made a few ad-lib remarks"
    • adj unwritten using speech rather than writing "an oral tradition","an oral agreement"
    • adj unwritten 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"
    • ***
Webster's Revised Unabridged Dictionary
    • Unwritten Containing no writing; blank; as, unwritten paper.
    • Unwritten Not written; not reduced to writing; oral; as, unwritten agreements.
    • ***
Century Dictionary and Cyclopedia
    • unwritten Not written; not reduced to writing; oral; traditional: as, unwritten laws; unwritten customs.
    • unwritten Not written upon; blank; containing no writing.
    • unwritten Not distinctly expressed, laid down, or formulated, but generally understood and acknowledged as binding: as, an unwritten rule; an unwritten constitution.
    • ***
Chambers's Twentieth Century Dictionary
    • adj Unwritten un-rit′n not written or reduced to writing, oral: containing no writing
    • ***


  • Charles Davenport
    Charles Davenport
    “Custom, that unwritten law, By which the people keep even kings in awe.”
  • Dietrich Fischer-Dieskau
    Dietrich Fischer-Dieskau
    “The future? Like unwritten books and unborn children, you don't talk about it.”
  • Ron Wood
    Ron Wood
    “There's a basic rule which runs through all kinds of music, kind of an unwritten rule. I don't know what it is. But I've got it.”
  • Rebecca West
    “I wonder if we are all wrong about each other, if we are just composing unwritten novels about the people we meet?”


In literature:

But these were hidden trials, and shall be unwritten still.
"Daring and Suffering:" by William Pittenger
It was one of the unwritten laws of the cuisine that Prudence was never to be disturbed when engaged in this delicate operation.
"The Romance of an Old Fool" by Roswell Field
It was an unwritten law at The Woodlands never to disturb the birds.
"For the Sake of the School" by Angela Brazil
It is now an unwritten law that the Bishop of Ely should be a Cambridge man.
"Bell's Cathedrals: The Cathedral Church of Ely" by W. D. Sweeting
It is their unwritten bible.
"Sketch of the Mythology of the North American Indians" by John Wesley Powell
These "four unwritten laws" had assumed in his mind a character of sacredness.
"The Attempted Assassination of ex-President Theodore Roosevelt" by Oliver Remey
Not a few paragraphs contain unwritten poems.
"The Bibliotaph" by Leon H. Vincent
Every decent Indian was singularly obedient to this unwritten code.
"French Pathfinders in North America" by William Henry Johnson
The control was held by the elderly men of experience, and exercised according to unwritten law.
"Society" by Henry Kalloch Rowe
In the life of the Quaker poet there is an unwritten chapter of personal history full to the brim of romance.
"The Romance of Old New England Rooftrees" by Mary Caroline Crawford

In poetry:

--My poet the rose of his fancies
Wrought unwritten in verse,
And left but the lilies and pansies
To strew his early hearse.
"My Poet" by Thomas MacDonagh
It always seems the same old story –
No matter what grand heights are won –
We die with out best work unwritten,
We die with out best work undone.
"Unwritten Books" by Henry Lawson
What deed sublime by them is wrought?
What type have they of speech or thought?
What soul ennobled page?
No record tells their tale of pain!
Th' unwritten History of Cain
Is theirs from age to age!
"Steam In the Desert" by Ebenezer Elliott
I bring no sheaf of ballads of wars and dead wrongs:
All across the wide world God has taught me my songs, —
Old tunes and unwritten, wrought in far years,
In a strange tongue and tender, with a burden of tears.
"The Piper" by Cicely Fox Smith
Because of the watchwords of kings
That are many and strange and unwritten,
Diverse, and our watchword is one;
Therefore, though seven be the strings,
One string, if the harp be smitten,
Sole sounds, till the tune be done;
"Monotones" by Algernon Charles Swinburne
As the pages of this volume, unwritten, stainless, fair,
Life opens out before thee, let it be thine aim and care
To keep the record spotless, and ever free from all
That thou might’st wish hereafter remorseful to recall.
"To A Young Girl With An Album" by Rosanna Eleanor Leprohon

In news:

DETROIT — In September, while playing pick-up ball with his new teammates, Warriors rookie Draymond Green brazenly violated an unwritten NBA rule.
There is an unwritten rule when riding on a train that states, DO NOT stick anything out of the window.
There is an unwritten rule that if you turn down a promotion once, you will not get another offer.
One unwritten rule of Broadway is that critics wait until shows are officially open to review them.
Baseball's Unwritten Rules Are A Little Much.
The game of baseball, just like every other sport, has it's written rules, as well as it's unwritten rules.
8 Unwritten Rules Of Job Searching.
The Future is Unwritten .
Hip Hop (Un)scene: The Future Is Unwritten .
Facebook has become it's own world with it's own unwritten rules.
Baseball's unwritten rules need rewriting.
The unwritten rules of baseball.
Chico Ruiz didn't know that unwritten rule or he didn't care when he stole home against Art Mahaffey, sixth inning, scoreless game, with Frank Robinson batting on Sept 21, 1964.
Every company I've visited has at least some unwritten rules.
Looking at the unwritten rules of advertising.

In science:

Until ten years ago there was an unwritten assumption about computing power: an individual joining a big business would get far more capability inside a business than they would get at home.
Enterprise Spreadsheet Management: A Necessary Good
The model has broken an unwritten taboo, treating scientists as sub jects of research.
Peer-review in the Internet age
It also contains an unpublished (in fact unwritten, but occasionally quoted) result due to H.P.
Nigel Kalton's work in isometrical Banach space theory
Proof: This is the neighbourhood of the domain of zeros (unwritten) in our table above.
Virtual algebraic Lie theory: Tilting modules and Ringel duals for blob algebras