POO-merr-ang. Noun. Primarily used in corporate office environments involving the distribution of poo. Not to be confused with poo that rolls uphill or downhill, the poomerang is poo that is sent but inevitably returns at much higher velocity to its original vendor.

The process of searching a building for an empty bathroom. A successful bowl search typically relieves the frustration of uncomftorably defecating around others, although in less frequent cases the desire to urinate alone is a factor. Bowl searching can be done anywhere although it is most prevelant on college campuses.

After you have a bowel movement, and you think everything has gone down, one little piece of poo will come floating back into the bowl. Since it has come back, it is a poo-merang.

noun
(pronounced like boomerang) a bowel movement that inevitably returns with a vengeance after prolonged postponement

verb (intrans)
to experience the return of an urge to defecate, often with increased intensity, after prolonged postponement

When you boomerang (TM) your poop so it looks like you have ultimate colon-sphincter coordination and can suck the turtle head back inside after its poked out.