The definition of tyranny

From dictionary.com:

• arbitrary or unrestrained exercise of power; despotic abuse of authority. Synonyms: despotism, absolutism, dictatorship.
• the government or rule of a tyrant or absolute ruler.
• a state ruled by a tyrant or absolute ruler.
• oppressive or unjustly severe government on the part of any ruler.
• undue severity or harshness.

Please listen to the following podcast about the President's / Attorney General's / CIA Director's claims to have the power to kill American citizens on US soil, and decide for yourself whether or not this constitutes tyranny:

http://scotthorton.org/2013/03/06/3613-marcy-wheeler/

And don't dilly dally, because they're out arming the drones even as we speak.