: something that is hard to classify or whose name is unknown or forgotten : thing, thingamajig
During the session in May 1996, the geophysicist's instruments became the "yellow thingy" and the "red thingy," and the … dog became the "brown furry thing." M. Lee Goff
"I need a socket thingie," announces a very focused 13-year-old girl. Like a seasoned mechanic, 14-year-old Sophia Rogstad plucks a ratchet off the tool wall and passes it to her classmate. Lisa Wogan
… one of those hash brown thingies that looked like a baked buffalo tongue. Stephen King
"Does he seem right to you?" Carl said. "Because to me he looks unhinged. And this business about the garage-door thingy? How does that make any sense?" Richard Russo