slack-jawed

[ slak-jawd ]

/ ˈslækˈdʒɔd /

having the mouth open, especially as an indication of astonishment, bewilderment, etc.

Origin of slack-jawed

slack jaw + -ed³

Hang up, some of you, and make wax for these slack-jawed sisters.

Actions and Reactions |Rudyard Kipling
"Fill your belly," he said, grinning at the youth's slack-jawed expression.

The Return of Tharn |Howard Carleton Browne
Pillbot stared from the visible portion of Gault to slack-jawed Harper and back again, sweat splashing from his puffy face.

The 4-D Doodler |Graph Waldeyer
He turned and fixed a cold, commanding eye upon the slack-jawed herders.

Flying U Ranch |B. M. Bower

It was Lee, leaning, slack-jawed, against a pillar and reading the Green Sheet.

The Syndic |C.M. Kornbluth