an estimate based on a guess or conjecture
Origin of guesstimateblend of guess and amp; estimate
to form a guesstimate of
Also sp. gues′ti·mate
An estimate based on conjecture.
Origin of guesstimateBlend of guess and estimate.
(third-person singular simple present guesstimates, present participle guesstimating, simple past and past participle guesstimated)
- (intransitive) To make a guesstimate.
- To make a guesstimate of a specific quantity.