to castrate; to make weak
• (v. t.) To emasculate; to dispossess of manhood.
E'vi·rate transitive verb [ Latin eviratus , past participle of evirare to castrate; e out + vir man.] To emasculate; to dispossess of manhood. [ Obsolete] Bp. Hall. 
evirate 1. Castrated, emasculated; deprived of manly strength or vigor. 2. To deprive of manly qualities or attributes; to render unmanly in character or appearance.