1. noun, A hot and heavy pursuit of nefarious activity.
2. proper noun, A name for someone who is about to committ said busty activity.
NOTE: This is the most versatile phrase or word in the UrbanDictionary. It can be used to describe such nefarious acts such as having sex, taking drugs or other acts that many in society may look down upon a person for. Committing such acts has been known to bring about paranoia in those with a guilty conscience and extreme pleasure in those without. This can also be used in general as 'a bust', as in "Let's go out a create a bust." One other use the adjective form which is 'busty', as in "That plan sounds a little busty."
1. That plan of Tyrone's is the bust. He is gonna get caught fo' shizzle my nizzle.
2. Man, that guy is The Bust! He has DEA written all over him. Stay away from him.