Typically a result of running late, forgetting to replenish the soap, being too poor to afford a bar of Ivory or just plain being lazy.
Starts with a big gob of shampoo lathered heavily on the domepiece, then just wash it all around down to the feet - BAM - you just took a shampoower you lazy bastard!
Man, I was late for dinner after my workout, so I busted a quick shampoower before I took Rachel to Lefty's for pizza.
When one partner squeezes shampoo from a bottle into the rectum of the second partner, followed by the 2nd partner "pooping" the shampoo into the hair of the first partner either in the bath or shower.
I know you said she was kinky, but she had me do a shampooper and my anus has never been so shiny and flake free.
A obsessive compulsion to constantly flip upside-down shampoo bottles, to ensure they are right side-up. This causes confusion when the user realizes that the bottle was in fact designed to look upside-down, even though it is right side-up. Bringing the individual to think twice their every move, and increasing their level of Obsessive Compulsive Disorder.
Kathy: Hey Sally, did you leave this bottle upside down?
Sally: No...
Kathy: No one else lives here Sally
Sally: Well maybe it's one of those...
Kathy: <interrupts> I'll kill you!1#1!!1@!!!!zomgwutdafuq!!@!111
That my friends is a Shampooper... Don't be a Shampooper.
Shampooëren is Dutch for washing your hair. You can wash anything, 'shampooëren' is more specific. When Dutch people use 'shampooëren' in a message, the receiver of the messageimmediately knows they're washing their hair.