2NOT A PRISONER not held, tied up, or kept somewhere as a prisoner:
He knew he could be free in as little as three years.
With one leap he was free!
He walked out of the courtroom a free man.
They have called on the government to set all political prisoners free.
He was found not guilty and walked free from the court.
The animals are allowed to run free in the park.
Hundreds of dogs roam free on the streets.
break/pull/struggle free
She broke free from her attacker.