a Stimpy Share definition Flag A Stimpy is when you ejaculate over the top of your instant noodles, like a depraved garnish, and eat it to see how it tastes. "hey yo i just did a Stimpy, and man, that shit tasted horrid" a Stimpy by ano eto February 4, 2021 0 0 Get merch Get the a Stimpy mug. Buy Now — $32.95 See more merch