To gravitate towards a particular person or situation because your pussy wants it so bad, even, and perhaps - especially - when your brain knows it's not a good idea.
I promised myself I wouldn't go up to my ex at the party last night, but I totally vaginated straight to him.
A person formally known as a male but has been vaginised by a woman. When the process of striping a man of his proper level of testosterone is complete.
Bill can't go to the football games anymore because he has been vaginated. His wife has him taking Ball Room dancing lessons instead.