He's listed at 5 feet 10, 174 pounds, but to the naked eye those seem inflated figures, perhaps a psychological weapon.

It gives away your location, but it's also an effective psychological weapon.

One course under him in psychological weapons, my last year at the Academy.

Of course no one would deny that clutter can also be an effective psychological weapon.

"Something to remember, bio-war is mainly a psychological weapon, like the threat of gas was against us back in '91."

However, they proved a potent psychological weapon against fortified troops.

She was offering him something else psychological weapons in which he had neither experience nor confidence.

"It's more a psychological weapon" that, if successful, would play upon popular fears about radiation, he said.

But as a psychological weapon, the Maxim gun was truly phenomenal.

"You've got a dangerous psychological weapon in your hands."