Any mechanical device that is extremely popular. A conjunction of the words Fad and Gadget.
Tim: Hey did you get the new IPhone?

Bill: No man, I have no use for one.

Tim: You have to, it's the hottest fadget since the tamagotchi.
by Benjamin5 January 10, 2009
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A gadget that is either useless or already exists which is renamed and relentlessly marketed to fad status with promises of either: 1) weight loss 2) stain/spot removal 3) improved sleep 4) whiter teeth.
Hey man, Dwayne's portable, solar airfryer with wifi is a total fadget.
by Eddie Burns December 30, 2022
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A trendy device, often popular for no other reason than being popular. Some fadgets may be original innovations, while others may be quite unoriginal, but enjoy success through clever marketing and manipulation of the mass media.

Derived from "fad" and "gadget".
If you're smart enough to be wondering whether or not to buy an iPhone, you're smart enough not to; nor any other overpriced, underperforming Apple fadget.
by Q-Ray May 7, 2009
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The awesome people that work at fad.
-"Oh, you work at fad?"
-"You are a fadget. "
-"Damn right I am."
by R3awak3n December 7, 2010
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