Many companies now use patents as defensive weapons against any competitor who threatens to sue. (newscientist.com)
I wish we could train whales and dolphins to use defensive weapons but they can't — we are their only defense. (dotearth.blogs.nytimes.com)
The weapon pads are now divided into two different variations — green for defensive weapons such as bombs that can be dropped or a leech attack that will drain a ship's health and replenish yours; and the yellow for offensive missiles and cannon fire. (selectbutton.com)