"Did you see Jess in the club the other night with those guys?? She used to be such a nice girl, but now she's a mad twatter."
by Tall Slut May 04, 2006
1. n; One who feels as if him or herself is going insane due to the lack of exposure to vagina.
2. n; Someone who is addicted to vagina-licking.
"Gloria is such a mad twatter. I've never in my life seen a lesbian who couldn't go one minute without tasting a fur burger!"
by The_Guy_who_was_lost_in_the_mists_of_evermore December 13, 2005