Definition of "unplanned" []

• Not intended; unintentional. (adjective)
• Having no particular purpose, organization, or structure; random. (adjective)
• Not thought out or prepared in advance; spontaneous: an unplanned adventure; an unplanned picnic. (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.

• "In 2008 Texas will lead the nation in unplanned pregnancies and have the nations highest infant mortality rate."
• ""It is short-term unplanned sickness and people who used that regularly as a means to have time away from work," said Ms Heatly."
• "An attack Israeli police are now describing as unplanned and spontaneous."