Definition of "overestimate" []

• To estimate too highly. (verb-transitive)
• To esteem too greatly. (verb-transitive)

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.

• "Part of the overestimate was a failure to anticipate a large number of motorists who renewed plates and driver licenses early to beat the fee increases."
• "Horner: RBR rivals 'overestimate' benefits of blown rear-end"
• "Therefore, I would suggest that the title of the Cornell news release "Global warming predictions are overestimated, suggests study on black carbon", while technically correct, is rather misleading in that a casual reading would infer an "overestimate" rather larger than the couple percent implied by the study."