Jiggit Share definition Flag An easy way to describe anything at all without mentioning it. Sort of like, "Thingamajig." "Hey, hand me that jiggit, will ya?" "I can't drive, my car needs some kind of jiggit to make it start." Jiggit by ErikWood October 3, 2008 0 0 Get merch Get the Jiggit mug. Buy Now — $32.95 See more merch