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brainteaser

[breyn-tee-zer] /ˈbreɪnˌti zər/
noun
1.
a puzzle or problem whose solution requires great ingenuity.
Origin
1920-1925
1920-25; brain + tease + er1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for brain-teaser

brain-teaser

noun
1.
(informal) a difficult problem
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Slang definitions & phrases for brain-teaser

brain-teaser

noun

(also brain-twister and brain-scratcher) A puzzle; a hard or tricky question: here is today's social brain-scratcher (1920s+)


The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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Difficulty index for brainteaser

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Word Value for brain

7
9
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