v. t. [ 1st pref. un- + hinge. ] [ 1913 Webster ]

1. To take from the hinges; as, to unhinge a door. [ 1913 Webster ]

2. To displace; to unfix by violence. Blackmore. [ 1913 Webster ]

3. To render unstable or wavering; to unsettle; as, to unhinge one's mind or opinions; to unhinge the nerves. [ 1913 Webster ]

Why should I then unhinge my brains, ruin my mind? South. [ 1913 Webster ]

His sufferings, nay the revolutions of his fate, had not in the least unhinged his mind. Walpole. [ 1913 Webster ]

n. The act unhinging, or the state of being unhinged. [ 1913 Webster ]