(n) A medical treatment using a hormonal drug to prevent the event of a man's testes, meant to have a similar impact on the sexual interest as medical castration. It really is usually utilized on sex offenders as a punishment and/or preventative measure, or on individuals wishing to undergo male-to-female transsexualism.
chemical castration in Community Dictionary
The work of getting a guy extremely drunk so he does not chase next woman you would like. by NamReport definition