short for "bash it up your ass"
meaning more or less to go fuck yourslef
timmy: hey johnny you suck at everything you do
johnny: you know what timmy bash it up your ass
© 1999-2015 Urban Dictionary ®
Free Daily Email
Type your email address below to get our free Urban Word of the Day every morning!
Emails are sent from firstname.lastname@example.org. We'll never spam you.