Noah Webster's New International Dictionary of the English Language

1. (v. t.) To deprive of virile or procreative power; to castrate power; to castrate; to geld.

2. (v. t.) To deprive of masculine vigor or spirit; to weaken; to render effeminate; to vitiate by unmanly softness.

3. (a.) Deprived of virility or vigor; unmanned; weak.