1. job that pays well for little work; a much exploited source of easy money; a life of luxury

1. The kid was already asleep when he went to babysit. What a gravy train.

2. Conferences are seen as a gravy train by many organisers who charge exorbitant rates for poor services.

3. The public should know which senators are on the corporate gravy train.

4. Scott got himself a job where he won’t have to work very hard. He’s really riding the gravy train.

5. They made some very wise and profitable investments, and now they can retire and live off the interest. They’re on the gravy train.

6. If I had a million dollars, I sure could ride the gravy train.