Besides, psychoanalysis isn't easy with a slack jaw.

The center image has closed eyes, hollowed cheeks, a slack jaw and a protruding tongue.

Cue stony silence and slack jaws all around.

Slack jaws at the ready as the traveller community welcomes viewers back into their unique world for a new series.

Wide-eyed and slack jawed, he usually wore a service station uniform and a baseball cap with an upturned bill; a handkerchief dangled from his back pocket.