Keyboard Crust Share definition Flag The stale finger, dick, body crust your find in between the keys on a keyboard. Bobby: Hello, IT Support! Yeah, apologies for all of the Keyboard Crust. I've been using my work's laptop to watch porn Keyboard Crust by Greg_the_Smeg February 7, 2019 0 0 Get merch Get the Keyboard Crust mug. Buy Now — $32.95 See more merch