v. t. [ 1st pref. un- + fix. ] 1. To loosen from a fastening; to detach from anything that holds; to unsettle; as, to unfix a bayonet; to unfix the mind or affections. [ 1913 Webster ]
2. To make fluid; to dissolve. [ R. ] [ 1913 Webster ]
The mountain stands; nor can the rising sun Unfix her frosts. Dryden. [ 1913 Webster ]