at_liberty
1. [ adjective ] having escaped, especially from confinement
Synonyms: escaped at_large on_the_loose loose
Examples:

"a convict still at large" "searching for two escaped prisoners" "dogs loose on the streets" "criminals on the loose in the neighborhood"

Related terms: free
2. [ adjective ] not under constraint of any kind
Synonyms: unconstrained
Examples:

"sailors at liberty while their ship is in port" "you are at liberty to go"

Related terms: free
3. [ adjective ] (work) not engaged or employed or occupied
Related terms: idle