look up any word, like blumpkin:
 
1.
A person who engages in traditional sexual acts only.
i.e. Missionary style, lights out, etc...

Person 1: Have you ever experimented with BDSM?
Sexual Vanilla: BDSM? What's that?
by Gigiginger October 18, 2010
 
2.
A white girl's pussy.
Yo cracka, did you hit up that sexual vanilla?
by Thomer December 09, 2007