| 1. | the male of the honeybee and other bees, stingless and making no honey. |
| 2. | a remote control mechanism, as a radio-controlled airplane or boat. |
| 3. | a person who lives on the labor of others; parasitic loafer. |
| 4. | a drudge. |

In military usage, a pilotless aircraft used for reconnaissance and, more recently, for launching aerial attacks.