look up any word, like columbusing:
 
1.
the name given to both the twat and anus when being used at the same time
"oh yeh, i gave that girls twanus a good old licking, started in her pussio and ended in her ass...cheers"

"i had my cock in your pussy and a finger in your ass, your twanus got worked baby"
by Timio April 25, 2007