When you're in public and need a shit, and your anus relaxes and you start turtle heading, but manage to suck it back in and your bowels make a noise.

Pata Sucia: Spanglish; Direct translation- dirty foot; used in reference to men and women who remove their shoes in public and then proceed to walk barefooted wherever they may be; mainly found at night clubs or after being at a night club.

LADIES, YOUR STILETTOS MAY BE PAINFUL, BUT THAT IS THE CHALLENGE YOU ACCEPTED WHEN YOU PUT THEM ON. BEAUTY=PAIN