Any type of odour that contains distinct noticeable characteristics which indicate that the smell originated from the rear end of a person or animal.
The severity of the odour can be of any degree.
"Assence" is formed by merging the words "Ass" and "Essence".
An assence may be the result of: flatulence be it post coital or otherwise, a Rippee, excretion, dogs, pigs or other dirty animals etc....
1: We get back to her place and had the best sex I have ever had in my entire life, like intergalactic Avatar sex, I blew fireworks all over the wall.
1: So afterwards we're lying there, basking in the afterglow when all of a sudden the entire place reeks. It reeks like a sewer in a bad neighbourhood where people only eat Indian food.
2: Now we're talking. Well, there can only be a few possible explanations for this and the first thing that comes to my mind is her vagina. Was it, like, rank dude?.
2: That happens to chicks dude, that's why they invented the douche.
1: I thought they invented that so we had something to call you?
2: Very funny…
1: No, I'm just kidding. It wasn't her vagina. I have plenty of