What is Vainiac?
1.
Someone who adds people that they don't know, or that annoy them on either myspace, facebook, or other such social networking sites, in order to increase their friend count. A portmanteau of "vain" and "maniac". See
George is such a vainiac. He added Jack on myspace, even though he HATES him. He just wants to up his friend count.
See
