1.   And his expression, the wide eyes, the clenched jaw, the fixed smile of desperation, is completely believable.

2.   I spread a towel on my lap, pull her head back, pry open her clenched jaws and dump all of the stuff in.

3.   Sammy the Bull stormed into the foyer, and with a clenched jaw confronted an unexpected visitor.

4.   With a clenched jaw and weary eyes, Scott Stevens expressed his disappointment, delivering terse, halting sentences Saturday night.

5.   One apparently powered by enmity, the other by chewing gum, the two officers clenched jaws almost in unison.

6.   On the tape, Yates stared blankly at the camera with a clenched jaw, her eyes ringed by dark circles.