go-devil
noun/ˈɡəʊdɛvəl/
Etymology From go + devil.
1
US, Colloquial A gadget or unspecified device, in various industries.
- He had three wagonloads of go-devil squibs he wanted to sell, you know, these little oil-well torpedoes, hold about a quart of nitro each? Beautiful.2006, Thomas Pynchon, Against the Day, Vintage, published 2007, page 952:
2
US, Colloquial A weight which is dropped into a bore, as of an oil well, to explode a cartridge previously lowered.
3
US, Colloquial A device, such as a loosely fitted plug, which is driven through a pipe by the pressure of the contents behind the plug to clear away obstructions.
4
US, Colloquial A rough sled or dray used for dragging or hauling loads.