American Dictionary of the English Language

UNMAN', verb transitive

1. To deprive of the constitutional qualities of a human being, as reason, etc.

2. To deprive of men; as, to unman a ship.

3. To emasculate; to deprive of virility.

4. To deprive of the courage and fortitude of a man; to break or reduce into irresolution; to dishearten; to deject.

5. To dispeople; as towns unmanned.