Similiar to: get your business going

To earn major cheddar by participating in morally bankrupt activity. Typically involves performing oral sex on a paying client or arranging for a friend to perform oral sex on said client. Market value is within the region of $250 per 15 minutes.

Used to shut up swagger jackers, haters, and others tryin to mess up our grind.

Simply, the definition means "to have sex".