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tr.v. un·manned, un·man·ning, un·mans
1. To take away characteristics traditionally associated with masculinity, such as courage or strength: "So desolate were those places and so deep the horror that lay on them that some of the host were unmanned, and they could neither walk nor ride further north" (J.R.R. Tolkien).
2. To take away virility from; emasculate: "If Henry tells the world that he is impotent because I have unmanned him, how can I prove differently?" (Philippa Gregory).
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
vb (tr) , -mans, -manning or -manned
1. to cause to lose courage or nerve
2. to make effeminate
3. to remove the men from
4. archaic to deprive of human qualities
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
v.t. -manned, -man•ning.
1. to deprive of courage or fortitude; break down the manly spirit of.
2. to deprive of virility; emasculate; castrate.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Past participle: unmanned
Collins English Verb Tables © HarperCollins Publishers 2011
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