Liberty

–noun, plural -ties.
1.
freedom from arbitrary or despotic government or control.
2.
freedom from external or foreign rule; independence.
3.
freedom from control, interference, obligation, restriction, hampering conditions, etc.; power or right of doing, thinking, speaking, etc., according to choice.
4.
freedom from captivity, confinement, or physical restraint: The prisoner soon regained his liberty.
5.
permission granted to a sailor, esp. in the navy, to go ashore.
6.
freedom or right to frequent or use a place: The visitors were given the liberty of the city.
7.
unwarranted or impertinent freedom in action or speech, or a form or instance of it: to take liberties.
8.
a female figure personifying freedom from despotism.
—Idiom
9.
at liberty,
a.
free from captivity or restraint.
b.
unemployed; out of work.
c.
free to do or be as specified: You are at liberty to leave at any time during the meeting.

Reference: http://dictionary.reference.com/browse/liberty