raking in the dough

If someone is raking in the dough it means they are bringing in a large amount of money. To be raking in the dough usually refers to the fact that one fell swoop, or one large act or situation led to a lot of money being made which continues to come in on a regular basis. So much money in fact, that you are able to rake it in. This is another way of saying something you did or that happened to you is bringing in large sums of money.