With the mouth open, as in surprise or excitement: open-mouthed astonishment
More example sentences
- At the sight of our caravan of motor vehicles, the locals along the road stopped work and gazed open-mouthed in surprise and amusement.
- He stood there, open-mouthed, surprised that she was leaving.
- Any triumphalism, filtered through the eyes of a child, is open-mouthed in its surprise and gratitude.