[oh-puh n-mouth d, -moutht]
- having the mouth open.
- gaping, as with surprise or astonishment.
- greedy, ravenous, or rapacious.
- clamoring at the sight of game or prey, as hounds.
- vociferous or clamorous.
- having a wide mouth, as a pitcher or jar.
Origin of open-mouthed
First recorded in 1525–35
SynonymsSee more synonyms for open-mouthed on Thesaurus.com
2. dumbfounded, flabbergasted, confounded, thunderstruck.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for open-mouthed
I thought he must be crazed by over-study, and I could only sit and stare at him, open-mouthed.The Bacillus of Beauty
And off he stumped, leaving Cyrus staring after him, open-mouthed.Quaint Courtships
Frau Matilda now gazed at me with open-mouthed astonishment.City of Endless Night
He, staring at her open-mouthed, replied that he was going nowhere.
Two fat ladies, open-mouthed, were yawning with satisfaction.
- having an open mouth, esp in surprise
- greedy or ravenous
- clamorous or vociferous