The act of doing a handstand in the shower while placing legs near the shower head to rinse one's anus simulating a bucking donkey or horse.
Harry: Man, I should of wiped better.
Andy: Just do a donkey wash in the shower.
Harry: The poop water always gets in my face.
Andy: The technique is to keep your chin up.
Andy: Just do a donkey wash in the shower.
Harry: The poop water always gets in my face.
Andy: The technique is to keep your chin up.
by Torched_Scrotum September 04, 2015
by slice June 18, 2004