The properties of the space around a toilet (be it a public restroom stall or personal bathroom) to reduce or amplify sounds or smells that are innately related to the acts that take place upon it.
Crestfallen by the poor apoustics of the campsite portapotty, I proceeded to take a dump accompanied by a rock concert of rectal noises and vapors of my own excrement.
by StirlingMortlock May 19, 2010