Grouchy-pouncy Share definition Flag A person who acts in a grouchy manner towards others, and pounces like a tiger when speaking to them. Kelsey is a grouchy-pouncy, always in a bad mood for no reason. Grouchy-pouncy by KRKelsey August 31, 2009 0 0 Get merch Get the Grouchy-pouncy mug. Buy Now — $32.95 See more merch