Definition of "nonnegotiable" []

• Difficult or impossible to settle by arbitration, mediation, or mutual concession: a nonnegotiable demand. (adjective)
• Nonmarketable. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The second thing which I think over time, when we get past the politics and the polls, that I found I must say the most remarkable in this speech was his invocation of what he called nonnegotiable values of free speech, the nonoppression of women, religious tolerance, private property."
• "Jerusalem Mayor Nir Barkat said Wednesday the city's boundaries are "nonnegotiable," while Prime Minister Binyamin Netanyahu said, "We will never go back to a divided Jerusalem that is cold and torn.""
• "This suggests that Berlin cynically leaked the story to Handelsblatt to polish its international image and repair strained relations with Israel, a country whose security Chancellor Merkel has deemed "nonnegotiable" for Germany."