The act of using ones forceful urination to erase fecal residue left behind on the side of the toilet bowl by the toilet's previous user. Occasionally, more than one powerwashing session is required to completely finish the job.

To forcefully use ones urine to cleanse the toilet of any fecal remnants from a prior bowel movement

The act of coming all over a girls asshole after having sex doggy style.

When you bust one on a girl's face so hard it removes her makeup.

The act in which a person waits until they have to urinate real bad and then proceed to give a man or woman anal sex. During the sexual intercourse, the person giving anal pees in the rcipienbt's butthole up until right before they involuntarily poop it back out with such force that it resembles the water stream that comes out of a powerwasher.

When being blown, grab your terrible towel right before you cum, then cum into the terrible towel and wipe it in your partners face.

A question regarding whether you would use a powerwash hose to clean a woman's anus before proceeding to give her a rimjob.