gobsmacked
[gob-smakt]
adjective Chiefly British Informal.
utterly astounded; astonished.
Origin of gobsmacked
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
gobsmacked
adjective
Word Origin for gobsmacked
C20: from gob ³ + smack ²
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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gobsmacked
Online Etymology Dictionary, © 2010 Douglas Harper