Top Definition
After receiving fellatio while dumping in a portapotty, cum in the girls eyes temporarily blinding her. Then, exit the portapotty and simply push it down a hill tumbling end over end.

i.e. Location, location, location
i got bored with getting blumpkins so I upgraded to the tumbling portablumpkin.
by Banana Suit May 18, 2009
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.