- an estimate that combines reasoning with guessing
- estimate based on a calculation
- Guesstimate is an informal English portmanteau of the words guess and estimate, first used by American statisticians in 1934 or 1935. Dictionary.com Unabridged (v 1. ...
- (Guesstimation (game show)) Guesstimation, is a BBC National Lottery game show that was broadcast on BBC One from 11 July 2009 to 29 August 2009. The programme was hosted by Nick Knowles.
- An estimate that is hardly any better than a guess, often because it is based on insufficient or unreliable data; To make a guesstimate; To make a guesstimate of a specific quantity
- (guesstimation) An estimation made without good justification and often biased; Estimation based on guesses, usually for expedience or because no better method is available
- An approximation of the cost of a project made by the cost estimator, without having performed a detailed quantity takeoff. See also educated guess.
- In recruitment interviews, candidates will often be asked to approximate a quantity, for example the number of golf-balls that would fit in the Empire State Building. Often, a guesstimate will be used as part of a case-interview.