Definition of "guestimate" [guestimate]

• Alternative spelling of guesstimate. (noun)
• Alternative spelling of guesstimate. (verb)

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• "My guestimate is that this would not become an issue if and until there is a claim and then and probably only then will you be asked to prove your vehicle was registered in the U.S. at the time you applied for the policy."
• "Well, my guestimate is that we do 40 to 50 hours per week."
• "First, always measure-don't "guestimate" - just measure."