Word is Bomb: A phrase used to stress the significance of what is about to be said or what has just been said. The word bomb suggest that this person's 'word' or whatever this person says is as serious, important and shocking as a bomb would be.

It’s an acronym standing for Can’t Remember A Fucking Thing. It’s usually used to describe embarrassment at being unable to remember someone (CRAFT moment); going onstage as the lead in the latest theatrical performance and your mind goes completely blank (CRAFT situation); the next morning after a night when you got pissed as a fart and woke up in bed cuddling a traffic cone and a string of fairy lights wound round your prick.

The coolest catch phrase ever invented, meaning word, worbs, strops. It originated in the streets of dorchester mass. Use Word is so bomb for emphasis, use on that to mean word is bomb on a certain object.