Smiling, she felt a strap tighten around her left ankle.

The strap tightened and became like the string of some instrument.

His expression changed as the strap tightened noticeably.

His knees threatened to give way as the strap tightened.

Iron plates closed about, clasps, straps, and buckles tightened, and the harness latched in place.

At the park's edge he stepped into his snowshoes, tightened the straps.

He adjusted his goggles, tightened the strap of his weapon across his shoulder.

The strap tightened and slowed the flow of blood from the gaping wound.