- simple past tense and past participle of unthink.
Origin of unthought1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for unthought-of
Since, there is a change—the unthought-of presence of the dog having produced it.The Death Shot
She seemed to arouse within him all sorts of unthought-of possibilities.The Day of Judgment
In the harem the Arab woman is cared for with an unthought-of luxury.In the Land of Mosques & Minarets
Lady Etheridge, prepare yourself for most unthought-of news.Olla Podrida
The Government has taken to itself unprecedented and unthought-of powers because of the necessities of our condition.
- unimaginable; inconceivable
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