polygraph

He used a polygraph for the rest of his life.

A moment later, the door to the polygraph room opened.

She knew too much about the polygraph to pass one.

Somebody who does not pass a polygraph has to go.

"We are a long way from making a working polygraph," he says.

It is the first time that the result of polygraph was used as evidence in court.

"I thought they'd give me a second polygraph and that would be the end of it."

Then the real questions being tested by the polygraph are asked.

There was no way in hell I would take a polygraph.

He said some of the employees had also taken polygraph tests.

The five were asked to take polygraph tests before being allowed to leave.

"First, I want to thank you for taking the polygraph," she told him.

They also offered to take polygraph tests, but the police turned them down.

They said they'd bring a polygraph tester here the next time.

Mike turned back to me and asked,"Would you be willing to take a polygraph?"

I still needed to talk to Johnson about the polygraph request.

Jerry then wants George to tell him how to beat the polygraph.

Senator Kennedy said polygraphs were used on two million workers last year.

After a long while the man who had operated the polygraph returned.

They interviewed the local employees with a polygraph as per company policy.

John said employees there were given polygraph tests and had passed.

If you ask me, the prosecutors put far more faith in the polygraph than they should have.

"We're going to need a polygraph this morning," she said.

Did you pick up anything like that on the polygraph?"

Q. Did they ask you if you'd be willing to take a polygraph?