a sneaky type of poo that quickly hides in the shadowy hole in the back of the toilet so that when the person who birthedthat poo turns to check, it appears there is no poo whatsoever!
Belvedere Sampsonite discovered he ninjapoo in 1708 after refusing to believe that all his pushing and groaning had been for nothing.
Abe thought someone had stolen his turd but Francis said its probably a ninjapoo.
human inertia is the force necessary to change from one state, such as watching MacGuyver escape from one more foreig prison camp with a pocket knife and an ABBA greatest hits cassette, to another state such as taking the trash out or answering the phone. Human inertia has profoundly changed the world
through repeated inaction.
Knowing he was no match for human inertia, Haans decided he would get a new cat later as opposed to getting up and letting the cat in from the blizzard.