noun. An old jiggydoodle.
Related terms: socio-psycho-whatsit.
Real citation: “if there's a realtionship between the length of the word and the injury you need a new name for your cut knee when it's that gross (photos=bad). Maybe Digimon had the right idea - mash words together and call it a mega-yukky-scabby-bleedy-kneehole-asaurus-stitchymon, that'll out-do Connor and his paleo-whatsit!”
(June 1, 2007, http://www.vorb.org.nz/ftopic-58657-30.html)
Made-up citation: “I lost my paleo-whatsit amidst the paleo-pizza and ancient ruins of a once-proud doggie bag in my fridge. Can you buy nukes online yet?”