Crusty Poo is when you do not wipe your bum properly and over time the poo becomes hard and crusty! Sometimes when you go and wipe your bum the crusty Poo will rip the skin in your bum off

v. collectively or individually finding someone/something to blame for a problem, as opposed to brainstorming which connotes finding solutions to a problem

n. the act of finding someone/something to blame for a problem

(from a TV ad for HD television)