hand waving

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hand waving

n.
Insubstantial words or actions intended to convince or impress: resorted to hand waving instead of arguing rationally.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
If so, secular Lockeans will have to offer more than handwaving to disentangle Locke's politics from his theology.
Justice Breyer would do better to acknowledge that the foreign law controversy is an offshoot of a larger and deeper jurisprudential debate--a debate that handwaving about "globalization" cannot moot.
While the handwaving this set off was not very scientific, it was reasonable.
Ashbery's explicit use of ambivalence, and his availability to natural noise," makes for a high degree of ambiguity, but also for "information" (however potentially spurious the handwaving involved in attempting to translate information into "meaning").
As the Northern branch plants head farther south and the footloose microchip manufacturers come and go, the boosters have gone from bring-in-the-New-South handwaving to white-knuckled comparisons with Mexico.
Use of a modeling system can result in better communication with customers when design changes to enhance castability can be demonstrated with an animated display rather than handwaving. These systems can also be used to train and educate foundry personnel on the principles of heat transfer and defect formation in the casting process; being able to actually see what is going on inside the casting can greatly increase one's awareness and understanding of the process.
A handwaving appeal to the way that physicists treat diffeomorphic models of General Relativity won't do to justify their position, nor can they remain silent on the issue.