To lurk in the shadows and sneak around with cat-like stealth. The act of murgling most often involves the permanent separation of food from its rightful owner or designated storage location. The pilfered property may also take the form of shiny trinkets, small beads, bits of glass, screws, hex nuts, and other items of low or minimal value.
Ok, who murgled the last brownie!
I had ten screws set aside right there and now there are only seven, who could have murgled them?
I murgle the pizza, you murgle the beer.