Unda Thunda

What is Unda Thunda?


1.

a fart that rolls up your crack resulting in what feels to be a slap on the bottom of your back.

I hate sitting on a desk cause it gives me unda thunda.

See down under, under cheese, from unda, gas, fart


20

Random Words:

1. Someone that is stupid or brainless. They can be mean or do something that you just don't like. You can use like you don't lik..
1. someone who purposely tries to get pregnant from a one night stand in order to get as many child support checks as possible; someone who..
1. This describes the posterior portion of yours or someone else’s body. In layman’s terms, your buttocks. "Get your ass piece down h..