[ stuhn ]
/ stʌn /
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See synonyms for: stun / stunned / stunning / stuns on Thesaurus.com

verb (used with object), stunned, stun·ning.
verb (used without object)
to cause astonishment or amazement: She stunned in a black and silver beaded gown, accessorized with a sparkly clutch.
the act of stunning.
the condition of being stunned.
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Origin of stun

First recorded in 1250–1300; Middle English stonen, stunen (verb), from Old French estoner “to shake, make resound”; see astonish

synonym study for stun

2, 3. See shock1.
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How to use stun in a sentence

British Dictionary definitions for stun

/ (stʌn) /

verb stuns, stunning or stunned (tr)
to render unconscious, as by a heavy blow or fall
to shock or overwhelm
to surprise or astound
the state or effect of being stunned

Word Origin for stun

C13 stunen, from Old French estoner to daze, stupefy, from Vulgar Latin extonāre (unattested), from Latin ex- 1 + tonāre to thunder
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