Definition of guesstimate in English:

Share this entry


(also guestimate) informal


Pronunciation: /ˈɡestəmət/
An estimate based on a mixture of guesswork and calculation.
Example sentences
  • Based on guesstimates of the likely renewed whale stock, this could mean Norway raising its annual catch from 550 minkes to 2,000, and possibly extending the hunting to other species.
  • Finally, I'm doing the guesstimates based on what I believe will be reported on a couple of these films.
  • The gross city product, for one thing, is not some precise state or federal government statistic, but a rough, inexact index of economic activity, a sort of guesstimate built upon multiple other guesstimates.


Pronunciation: /ˈɡestəˌmāt/
[with object]
Form an estimate of based on guesswork and calculation: the task is to guesstimate the total vote
More example sentences
  • He was born in 1855, so, by roughly guestimating his age in the picture, I'd say that it was taken in about 1890.
  • Organisers guesstimated some 4,400 were in attendance.
  • In 1997 the illegal pool of guns available to criminals was guesstimated at somewhere between 10,000 and 25,000.


1930s: blend of guess and estimate.

Words that rhyme with guesstimate

estimate, underestimate estimate, underestimate
Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.