by tosh daniels March 15, 2012

Anglo-American slang term used to describe the act of mastubation in order to empty one's testicles of a thick, fat, juicy load of baby-batter in order to start a newer batch.
Or, in the case of the film 'There's Something About Mary,' the theory that "cleaning your pipes" will steady your nerves before a date because your body will not think you are trying to have sex because you will have tricked it into thinking you have done already...
Or, in the case of the film 'There's Something About Mary,' the theory that "cleaning your pipes" will steady your nerves before a date because your body will not think you are trying to have sex because you will have tricked it into thinking you have done already...
"Percy spent two hours cleaning his pipes because he hadn't shot his load for four days."
"Hey Gordon, you should clean your pipes before seeing Jennifer tonight, it'll steady your nerves."
"Hey Gordon, you should clean your pipes before seeing Jennifer tonight, it'll steady your nerves."
by Stuart Fletcher November 3, 2004

where you put on fast paced music and dance around like an idiot while cleaning. helps get cleaning done faster and is definitely more fun. very funny to watch when the person who is dance cleaning doesn't know you are there.
by sksyes October 31, 2009

Also called "cleans". Used mostly in the metalcore and post-hardcore community to describe regular singing, as some artists/bands in these genres often use screamed/growled vocals alongside regular singing.
"This band has pretty average screams, but the clean vocals are pretty good"
"The singer has really bad cleans"
"The singer has really bad cleans"
by ChippyChipper June 19, 2019

1. Hospital surgery rooms: to control the airborned bacteria contamination. ( responsible for postsurgery infections )
2. Semiconductor Industry: To control contamination of tiny particles. ( particles can cause defects on microelectronic devices and circuits.
3. Pharmamedical production. ( to control bacteria contamination in the drugs )
4. Space research and developement. ( the building and assembling of space shuttles and satelites. ( the space industry suffered many crashes and failed lunches during the 60:s to the 80:s because of particle-contaminated electronics )
5. Clean-rooms also appears i the food industry, but have lower requirements.
2. Semiconductor Industry: To control contamination of tiny particles. ( particles can cause defects on microelectronic devices and circuits.
3. Pharmamedical production. ( to control bacteria contamination in the drugs )
4. Space research and developement. ( the building and assembling of space shuttles and satelites. ( the space industry suffered many crashes and failed lunches during the 60:s to the 80:s because of particle-contaminated electronics )
5. Clean-rooms also appears i the food industry, but have lower requirements.
by Anders Tallbom August 5, 2005

A German way of complimenting someone for doing something good, or when you actually want to say that you think that it’s fucking stupid
by PkorniBoi December 25, 2021
