When a man is on the rebound from a relationship and goes through many girlfriends.
I really went through a long bimbo train before finding the right woman for me!
A form of behavior or training that seeks to make a person (usually male) adopt stereotypically feminine or submissive traits. It can involve activities such as cross-dressing, makeup application, and humiliation.
Prawn went through countless hours of Sissy Bimbo Training in order to be able to present himself effeminately to his male friend group.