Valveteen Rub
When the performer of fellatio has false teeth and removes them to allow the gums to come into play.
Kelly: So, you want a blow job.
John: Hell yes.
** Kelly removes her teeth **
John: WTF!!??
Kelly: What? You never had a valveteen rub?
John: Hell yes.
** Kelly removes her teeth **
John: WTF!!??
Kelly: What? You never had a valveteen rub?