tough more-or-less rigid protective covering of an animal or plant | a putout of a base runner who is required to run; the putout is accomplished by holding the ball while touching the base to which the runner must advance before the runner reaches that base |
protective covering made of metal and used in combat | an act of aggression (as one against a person who resists) |
a military unit consisting of armored fighting vehicles | physical energy or intensity |
| a powerful effect or influence |
| (of a law) having legal validity |
| group of people willing to obey orders |
| a unit that is part of some military service |
| a group of people having the power of effective action |
| one possessing or exercising power or influence or authority |
| (physics) the influence that produces a change in a physical quantity |