Clamshell Catch Share definition Flag A game of catch using any number of clamshell shaped individually wrapped hard candies. My cat, Ham Perkins, wants to play clamshell catch all day! Clamshell Catch by Blinkfish November 9, 2025 0 0 Get merch Get the Clamshell Catch mug. Buy Now — $32.95 See more merch