There were a lot more efficient weapons, he knew.

Her tall was an efficient weapon whether she exposed the sting or not.

They teach you how to focus your anger and be a more efficient weapon of destruction.

This made the efficient weapons they finally turned out twice as powerful.

For the most part these were far too expensive and malleable to be efficient weapons.

I would point out that the Schmeisser is still an extremely efficient weapon.

And in her hands, there is no more efficient weapon.

The sandbag, I understand, is a very efficient weapon.

He had more powerful and certainly more efficient weapons of his own.

Why make your hit man use an antique silver dagger, which, I have on the best authority, isn't a particularly efficient weapon?