@Linkat,
Courtesy flush definitions, courtesy of urban dictionary.....
1. courtesy flush
A flush in the middle of the toilet-sitting process in order to reduce the aroma...usually performed on a "foreign throne" as a courtesy to the owner of said throne... in other words, to be polite and not stink up the host's crapper too much.
I gave a courtesy flush at the Smith's party because I didn't want to kill the next person to use the bathroom.
2. courtesy flush
When you're using a public restroom and your **** smells so bad you flush it as soon as possible so as not to make everyone else in the restroom puke.
Hey, how about a courtesy flush?
3. courtesy flush
Flushing the toilet at the exact moment of a smelly bowel movement hitting the water as to minimize lingering oders that may eminate off the perpatrating poo. Keeping the bowl poo free will keep the bathroom odor to a minimum.
4. Courtesy Flush
A flush done in the middle of doing your business to either A) reduce the smell or B) reduce the chances or clogging the toilet.
Bob: What took you so long?
Phil: My **** was so massive that I had to do a courtesy flush like every thirty seconds.
5. Courtesy flush
A term popular in jail. A courteous thing to do when you have a cellmate and are in the small confines of a jail cell. A method you perform when in the jail cell to eliminate the smell of your bowel movement. Usually executed at the point of release from the anus and before it hits the water. The suction of downforce of the flush eliminates the gases as well as the odor of the loaf.
"Yo, do a courtesy flush bro, that **** smells dude."
6. courtesy flush
When you're in a public restroom, going number 2, flushing the toilet while you're still using it to lessen the odor and as a neighborly gesture.
Yo dude, give me a courtesy flush........you're making this bathroom rank.