3. an ill conceived plan that has no chance of coming to fruition
4. something that does not exist in the real, or physical, world
Geezer: …so this “crypto currency”, as you call it, which doesn’t exist in any physical form, is going to revolutionize the way the world transacts business?
Millennial: Yes…exactly.
Geezer: That’s just a unicorn fartin the wind.
Skeptical reference to renewable energy sources such as biofuels, wind, and solar-electric. So-called because of the perceived naiveté of renewable energy proponents.