The sexual act of pummeling a lady's fanny with your knees. This act usually follows what is termed "the full kitkat". The fan-knee can be done with just the left knee, with the right knee, or for the adventurous couple - alternative knees, this can be a fantastic way to build leg muscles for the male, and achieves maximum "fankneeage" for the lady.

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