MOP

[Colonel Ingus]

I have to point out I got this story via Fark, from Al Jazeera.

As (ahem!) the gentleman who runs Fark points out, it does not stand for "Massive Orifice Penetrator".

http://english.aljazeera.net/NR/exeres/7241AE96-FAC3-40CF-9DE6-670B1F16F703.htm