Definition of "guesswork" []

• The process of making guesses. (noun)
• An estimate or judgment made by guessing. (noun)

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.

• "Some argue that the guesswork is probable to this percentage or that statistic, but even Al Gore admits that we don't know what the future holds."
• "A huge amount of (hopefully educated) guesswork is involved."
• "In a work session prior to the regular meeting, Lunsford met with the council to discuss the budget "guesswork" - projecting growth in city revenue streams."