scientific wild-ass guess

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scientific wild-ass guess

slang An estimate or guess based on very simple evidence, reasoning, or logic. Now, this is just a scientific wild-ass guess, but judging from the calculations I jotted down just now, we need to clear about $500,000 in sales to recoup our development costs. I never trust weather forecasts—in this country, they're little more than scientific wild-ass guesses!
See also: guess, scientific
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

scientific wild ass guess

and SWAG
phr. & comp. abb. a simple guess. (Often objectionable.) I don’t know at all. That was a SWAG. I always use the SWAG system.
See also: ass, guess, scientific, wild
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
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References in periodicals archive ?
Faced with this question, would you devise an overly elaborate measurement approach, make a SWAG (i.e., a scientific wild-ass guess), or just declare the question "unmeasurable?" Douglas Hubbard's How to Measure Anything: Finding the Value of "Intangibles" in Business offers an alternative: measure effectively and thoughtfully, perhaps by unfamiliar ways.
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