nigfoolery Posted in N Best definition nigfoolery Tomfoolery by an uncle Tom. Or buying something expensive when your means do not justify such a purchase. My friend Fred bought a 60″ Plasma for his 8 x 10 living room- thats some nigfoolery. How satisfied are you with the definition? Looking for nigfoolery meaning? Delighted that you discovered the greatest determine on our web site! Recently this definition was actually observed 94 times.