Synonym for ridiculous booty.
M: Damn, look at the ass on that one. It's ridiculous.
J: That, my friend, is a preposterior.
The act of expressing a number in both your own unit of measurement, and the unit of measurement used by the listener, out of courtesy.
J: It's 28°C, or 82.4°F, in my room right now, at 2:30 AM!
M: Thanks for the courtesy conversion.