in clover

• like a bee in clover, like a pig in clover, like pigs in clover, rolling in clover

in clover

1. In a condition of prosperity.
   • 1854, Charles Dickens, “chapter 26”, in Hard Times. For These Times, London: Bradbury & Evans, […], →OCLC:

     [S]he resigned herself with noble fortitude to lodging, as one may say, in clover, and feeding on the fat of the land.

   • 1899, Truth, volume 45, page 1053:

     A young man belonging to a good London club, having an allowance of £150 a year, and earning £300 a year by driving a taxameter cab, would be in clover.

   • 1993 August 16, James R. Gaines, “From the Managing Editor”, in Time:

     They tell Sasha, "There is big money here. You and the kids can get real decent money and live in clover the rest of your lives."

2. Happy and contented.
   • 1875, Anthony Trollope, chapter 55, in The Way We Live Now, London: Chapman and Hall, […]:

     Shelter at Carbury Manor was very much more comfortable than the priest's own establishment, even with the roof on, and Father Barham was in clover.