DictionaryguesstimateRough estimate
noun / verb

guesstimate

GES-tih-mut/ˈɡestɪmət/

A rough estimate based partly on guesswork.

The person makes a guesstimate of the jar's beans by comparing a counted handful.

An adult informally estimates the number of beans in a glass jar using a small counted handful for comparison; only short functional estimate cue≈ allowed, no exact claimed total.
Etymology

Blending guess with estimate presents an approximation that openly depends on guesswork. The noun names the result of this informal judging rather than a firmly established calculation.

In context

Town of Amherst, MA67:20
if if for example we were to choose to fund one of these this year do you have any guesstimate of what that rate might be
Community Preservation Act Committee Dec 7, 2023

More examples

  • Without a guest list, we can only guesstimate how much food to buy.
  • Her initial guesstimate of three hours turns out to be close.
  • We guesstimated the crowd at about a thousand people.

Forms

guesstimate · guesstimates · guesstimated · guesstimating

Similar words

estimate
Can rely on careful calculation rather than partial guesswork.
guess
May have little factual basis and need not involve quantities.
approximation
Emphasizes closeness to an exact value rather than the method used.